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Effects of sport disciplines on offspring sex ratio in elite athletes: an observational study

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  • Chao, F., Gerland, P., Cook, A. R. & Alkema, L. Systematic assessment of the sex ratio at birth for all countries and Estimation of National imbalances and regional reference levels. Proc. Natl. Acad. Sci. U S A. 116, 9303–9311 (2019).

    Article 
    ADS 
    CAS 
    PubMed 
    PubMed Central 

    Google Scholar 

  • Dermitzakis, I. et al. The impact of lifestyle on the secondary sex ratio: a review. Life (Basel). 14, 662 (2024).

    PubMed 

    Google Scholar 

  • Catalano, R., Bruckner, T., Gould, J., Eskenazi, B. & Anderson, E. Sex ratios in California following the terrorist attacks of September 11, 2001. Hum. Reprod. 20, 1221–1227 (2005).

    Article 
    PubMed 

    Google Scholar 

  • Catalano, R., Casey, J. A. & Bruckner, T. A. A test of Oscillation in the human secondary sex ratio. Evol. Med. Public. Health. 2020, 225–233 (2020).

    Article 
    PubMed 
    PubMed Central 

    Google Scholar 

  • Ruckstuhl, K. E., Colijn, G. P., Amiot, V. & Vinish, E. Mother’s occupation and sex ratio at birth. BMC Public. Health. 10, 269 (2010).

    Article 
    PubMed 
    PubMed Central 

    Google Scholar 

  • Williams, R. J. & Gloster, S. P. Human sex ratio as it relates to caloric availability. Soc. Biol. 39, 285–291 (1992).

    CAS 
    PubMed 

    Google Scholar 

  • James, W. H. Male reproductive hazards and occupation. Lancet 347, 773 (1996).

    Article 
    CAS 
    PubMed 

    Google Scholar 

  • Hanton, S., Fletcher, D. & Coughlan, G. Stress in elite sport performers: a comparative study of competitive and organizational stressors. J. Sports Sci. 23, 1129–1141 (2005).

    Article 
    PubMed 

    Google Scholar 

  • Wicker, P., Breuer, C. & Dallmeyer, S. The gender earnings gap among elite athletes in semi-professional sports. Managing Sport Leisure. 28, 583–600 (2023).

    Article 

    Google Scholar 

  • McKay, A. K. A. et al. Defining training and performance caliber: a participant classification framework. Int. J. Sports Physiol. Perform. 17, 317–331 (2022).

    Article 
    PubMed 

    Google Scholar 

  • Niebauer, J. et al. Brief recommendations for participation in competitive sports of athletes with arterial hypertension: summary of a position statement from the sports cardiology section of the European association of preventive cardiology (EAPC). Eur. J. Prev. Cardiol. 26, 1549–1555 (2019).

    Article 
    PubMed 

    Google Scholar 

  • Kass, G. V. An exploratory technique for investigating large quantities of categorical data. J. Royal Stat. Soc. Ser. C. 29, 119–127 (1980).

    Google Scholar 

  • Trivers, R. L. & Willard, D. E. Natural selection of parental ability to vary the sex ratio of offspring. Science 179, 90–92 (1973).

    Article 
    ADS 
    CAS 
    PubMed 

    Google Scholar 

  • Gellatly, C. Trends in population sex ratios May be explained by changes in the frequencies of polymorphic alleles of a sex ratio gene. Evol. Biol. 36, 190–200 (2009).

    Article 

    Google Scholar 

  • Ha, A. S. et al. Sociodemographic trends and perinatal outcomes in fathers 50 years and older. JAMA Netw. Open. 7, e2425269 (2024).

    Article 
    PubMed 
    PubMed Central 

    Google Scholar 

  • Grech, V. & Zammit, D. A review of terrorism and its reduction of the gender ratio at birth after seasonal adjustment. Early Hum. Dev. 115, 2–8 (2017).

    Article 
    PubMed 

    Google Scholar 

  • Schwartz, N. E. et al. Maternal exercise opportunity before, during, and after pregnancy alters maternal care behavior and offspring development and survival, but has few effects on offspring physical activity or body composition. Physiol. Behav. 291, 114752 (2025).

    Article 
    CAS 
    PubMed 

    Google Scholar 

  • James, W. H. Further evidence that mammalian sex ratios at birth are partially controlled by parental hormone levels around the time of conception. Hum. Reprod. 19, 1250–1256 (2004).

    Article 
    CAS 
    PubMed 

    Google Scholar 

  • Chason, R. J. et al. Preconception stress and the secondary sex ratio: a prospective cohort study. Fertil. Steril. 98, 937–941 (2012).

    Article 
    PubMed 
    PubMed Central 

    Google Scholar 

  • Urhausen, A., Gabriel, H. & Kindermann, W. Blood hormones as markers of training stress and overtraining. Sports Med. 20, 251–276 (1995).

    Article 
    CAS 
    PubMed 

    Google Scholar 

  • Vaamonde, D., Hackney, A. C., Garcia Manso, J. M., Arriaza Ardiles, E. & Vaquero, M. Birth sex ratio in the offspring of professional male soccer players: influence of exercise training load. Hum. Reprod. 35, 2613–2618 (2020).

    Article 
    CAS 
    PubMed 

    Google Scholar 

  • Mountjoy, M. et al. IOC consensus statement on relative energy deficiency in sport (RED-S): 2018 update. Br. J. Sports Med. 52, 687–697 (2018).

    Article 
    PubMed 

    Google Scholar 

  • Tønnessen, E., Sandbakk, Ø., Sandbakk, S. B., Seiler, S. & Haugen, T. Training session models in endurance sports: A Norwegian perspective on best practice recommendations. Sports Med. https://doi.org/10.1007/s40279-024-02067-4 (2024).

    Article 
    PubMed 
    PubMed Central 

    Google Scholar 

  • Nobari, H., Ramachandran, A. K., Brito, J. P. & Oliveira, R. Quantification of pre-season and in-season training intensity across an entire competitive season of Asian professional soccer players. Healthc. (Basel). 10, 1367 (2022).

    Google Scholar 

  • Cupka, M. & Sedliak, M. Hungry runners—low energy availability in male endurance athletes and its impact on performance and testosterone: mini-review. Eur. J. Transl Myol. 33, 11104 (2023).

    Article 
    PubMed 
    PubMed Central 

    Google Scholar 

  • Bezuglov, E. et al. The relationship of testosterone levels with sprint performance in young professional track and field athletes. Physiol. Behav. 271, 114344 (2023).

    Article 
    CAS 
    PubMed 

    Google Scholar 

  • Cardinale, M. & Stone, M. H. Is testosterone influencing explosive performance? J. Strength. Conditioning Res. 20, 103 (2006).

    Google Scholar 

  • Aerts, A., Temmerman, A., Vanhie, A., Vanderschueren, D. & Antonio, L. The effect of endurance exercise on semen quality in male athletes: a systematic review. Sports Med. Open. 10, 72 (2024).

    Article 
    PubMed 
    PubMed Central 

    Google Scholar 

  • Lupo, C., Condello, G., Capranica, L. & Tessitore, A. Women’s water Polo world championships: technical and tactical aspects of winning and losing teams in close and unbalanced games. J. Strength. Cond Res. 28, 210–222 (2014).

    Article 
    PubMed 

    Google Scholar 

  • Saavedra, J. M. et al. Comparison of training volumes in different elite sportspersons according to sex, age, and sport practised. Montenegrin J. Sports Sci. Med. 7, 37–42 (2022).

    Google Scholar 

  • Beable, S., Fulcher, M., Lee, A. C. & Hamilton, B. SHARPSports mental health awareness research project: prevalence and risk factors of depressive symptoms and life stress in elite athletes. J. Sci. Med. Sport. 20, 1047–1052 (2017).

    Article 
    PubMed 

    Google Scholar 

  • Oleksak, P. et al. Comprehensive analysis of prohibited substances and methods in sports: unveiling trends, pharmacokinetics, and WADA evolution. Environ. Toxicol. Pharmacol. 108, 104447 (2024).

    Article 
    CAS 
    PubMed 

    Google Scholar 

  • Kuhn, M. & Johnson, K. Applied Predictive Modeling. https://doi.org/10.1007/978-1-4614-6849-3 (Springer, 2013).



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    Indoor Track and Field’s Mia Hoskins Breaks Weight Throw Record on Opening Weekend

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    NEW YORK  — The Columbia track & field team began its 2025-26 season this weekend, competing in three meets in the New York City Area. The Lions had a successful start to the year, with many successful performances, which included a new program record. 

    The weekend began at the Armory Collegiate Distance Carnival, where Columbia dominated in the field events. Tyler Yen and Madison Williams won the long jump events, posting 6.85m and 5.63m, respectively, to lead the pack. 

    Viktoria Mihaylova picked up a win in the triple jump, posting a 11.97m jump. Rocco Carpinello took second in the men’s triple jump with a mark of 14.58m. 

    In the distance events, Elia Ton-That had the top finish for the Lions, placing second in the 3000m with a time of 9:42.63. 

    On Saturday evening, the Lions continued to compete at the Armory in the TCNJ Indoor Open. The highlight of the meet came in the mile run, where Jacob Van Orden (4:08.14) and Maggie Boler (5:02.17) both finished in first place. 

    Moriah Luetjen took first in the 400m with a time of 57.09. In addition, Collin Moore (1.93m) and Norina Khanzada (1.68m) won the high jump events, Mignonne de Beer (5.72m) won the long jump, and Liam Wright (4.60m) and Lucy Markow (3.62m) won the pole vault. 

    Elsewhere, Columbia sent its throwers to compete at the Army Crowell Open, where history was made. 

    Mia Hoskins took second in the weight throw, setting a new program record with a mark of 17.94m. 

    Marcus Blasucci also placed second in the shot put, with the second best mark in program history at 17.59m. 

    Parker Kim won the weight throw with a throw of 19.70m. 

    Full results from the Armory Collegiate Distance Carnival, including all of Columbia’s other top finishers, can be found HERE. 

    Full results from the TCNJ Indoor Open, including all of Columbia’s other top finishers, can be found HERE. 

    Full results from the Army Crowell Open, including all of Columbia’s other top finishers, can be found HERE. 

    ON DECK: 

    The Lions will be off the rest of December for the holidays, before returning to action in the new year on January 9 in the TCNJ Lions Invite at the Armory. 

    Stay up to date on all things Columbia track & field by following the Lions on Twitter (@CULionsXCTF), Instagram (@culionsxctf) and on Facebook (@ColumbiaAthletics).



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    Nebraska advances to Sweet 16 after sweeping Kansas State

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    Nebraska hosted Kansas State in the second round of the NCAA Volleyball Tournament on Saturday.The Huskers got on the board first thanks to Harper Murray.Virginia Adriano forced a Wildcat timeout after a solo block and a kill. Nebraska led 13-7.Check out this incredible play.Nebraska won set 1, 25-17.Kansas State got on the board first, but the Huskers bounced back quickly.The Huskers won set 2, 25-21.The Wildcats got out ahead of the Huskers, but Andi Jackson was able to tie things up at five apiece.Adriano with a kill made it 18-12 Nebraska.With a 25-16 set 3 win, the Husker swept Kansas State to advance to the Sweet 16 for the 41st time in program history.Nebraska will play Kansas in the next round of the tournament. The time and date have yet to be announced.Make sure you can always see the latest news, weather, sports and more from KETV NewsWatch 7 on Google search.NAVIGATE: Home | Weather | Local News | National | Sports | Newscasts on demand |

    Nebraska hosted Kansas State in the second round of the NCAA Volleyball Tournament on Saturday.

    This content is imported from Twitter.
    You may be able to find the same content in another format, or you may be able to find more information, at their web site.

    The Huskers got on the board first thanks to Harper Murray.

    This content is imported from Twitter.
    You may be able to find the same content in another format, or you may be able to find more information, at their web site.

    Virginia Adriano forced a Wildcat timeout after a solo block and a kill. Nebraska led 13-7.

    This content is imported from Twitter.
    You may be able to find the same content in another format, or you may be able to find more information, at their web site.

    Check out this incredible play.

    This content is imported from Twitter.
    You may be able to find the same content in another format, or you may be able to find more information, at their web site.

    Nebraska won set 1, 25-17.

    This content is imported from Twitter.
    You may be able to find the same content in another format, or you may be able to find more information, at their web site.

    Kansas State got on the board first, but the Huskers bounced back quickly.

    This content is imported from Twitter.
    You may be able to find the same content in another format, or you may be able to find more information, at their web site.

    This content is imported from Twitter.
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    The Huskers won set 2, 25-21.

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    You may be able to find the same content in another format, or you may be able to find more information, at their web site.

    The Wildcats got out ahead of the Huskers, but Andi Jackson was able to tie things up at five apiece.

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    You may be able to find the same content in another format, or you may be able to find more information, at their web site.

    Adriano with a kill made it 18-12 Nebraska.

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    You may be able to find the same content in another format, or you may be able to find more information, at their web site.

    With a 25-16 set 3 win, the Husker swept Kansas State to advance to the Sweet 16 for the 41st time in program history.

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    You may be able to find the same content in another format, or you may be able to find more information, at their web site.

    Nebraska will play Kansas in the next round of the tournament. The time and date have yet to be announced.

    Make sure you can always see the latest news, weather, sports and more from KETV NewsWatch 7 on Google search.

    NAVIGATE: Home | Weather | Local News | National | Sports | Newscasts on demand |





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    Watch Nebraska volleyball vs Kansas State: TV channel, time, streaming

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    Updated Dec. 6, 2025, 2:06 p.m. CT

    The Nebraska volleyball team enters the second round of the NCAA tournament after sweeping Long Island on Friday. The Huskers now face the Kansas State Wildcats, who defeated San Diego in five sets.

    Nebraska’s offense ranks first nationally with a .352 hitting percentage. The defense is equally impressive, ranking first nationally in opponent hitting percentage at .125. 

    Junior Harper Murray leads the team with 3.55 kills and 2.15 digs per set and a team high 28 aces. Setter Bergen Reilly runs the offense at an elite level with an average of 10.31 assists and 2.73 digs per set. Middle blocker Andi Jackson is averaging 2.75 kills per set on .467 hitting with 1.13 blocks per set. 





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    Segalla Shines at Sharon Colyear-Danville Season Opener

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    BOSTON, Mass – Boston College Women’s Track & Field began the indoor season at the Sharon Colyear-Danville Season Opener on Saturday. Sydney Segalla highlighted the meet with a facility and school record.

    Sharon Colyear-Danville Season Opener

    • Ron-Niah Wright ran an 8.04 and Erin Finley ran an 8.47 in the 60m dash.
    • Segalla clocked a 37.40 to win the 300m event. Her time broke the BU Track & Tennis Center facility record by 0.04 seconds and the BC school record by nearly 2 seconds.
    • Gina Certo (38.65), Anna Sonsini (38.38), Anna Becker (39.19), and Ava Carter (40.22) also competed in the 300m, each setting top ten all-time marks.
    • Kyla Palmer and Yaroslava Yalysovetska competed in the 600m. Palmer finished sixth place overall, recording a new personal best of 1:33.13 and moving to second all-time in BC program history. Yalysovetska finished in eighth place at 1:35.52.
    • Iris Bergman ran a 4:52.06 in the mile for 13th place.
    • Imogen Gardiner torched her 5000m heat, taking first place with a time of 15:40.39. Her time placed her ninth overall and put her second on BC’s all-time top ten list.
    • Ella Fadil, Kyra Holland, and Molly FitzPatrick all set top ten program marks in the 5000m. Fadil ran a 15:53.04 for 26th place overall, while Holland finished 31st overall at 15:55.63, and Fitzpatrick finished 55th with a 16:08.26 mark.

    Next Up: The Eagles return for the Suffolk Ice Breaker Challenge at the TRACK at New Balance on January 18.



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    No. 3 Texas Volleyball downs defending National Champions No. 25 Penn State, 3-0

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    AUSTIN, Texas. — The No. 3 Texas Volleyball team swept No. 25 Penn State (25-16, 25-9, 25-19). The Longhorns are now 25-3 on the season and will compete in the third round of the NCAA Tournament for the 20th-straight season. 

    Longhorns saw junior Torrey Stafford record a match-leading 21 kills, along with five digs and three blocks. It marks Stafford’s fourth game hitting over .500 this season with a .556 hitting percentage. Freshman Abby Vander Wal added 10 kills and two blocks while hitting .474. Fellow freshman Cari Spears totaled nine kills with three blocks and three digs. Spears recorded her seventh game over .400 (.467) hitting percentage tonight. 

    The Longhorns defense put up nine blocks, led by Nya Bunton and Ayden Ames, who each recorded four. It marks the fourth highest total for blocks in a three-set match for Texas. The Lions were limited to a .124 hitting percentage and finished 22 errors. Texas hit .452 as a team, its sixth time this season hitting over .400. 

    Set One: Penn State was held to a .167 hitting percentage with four service errors and eight attacking errors. Stafford led the set with six kills while hitting .455. Ramsey Gary added five digs for the Longhorns on defense. 

    Set Two: Texas dominated the second after extending the lead to 19-7 on an 11-0 run, with two consecutive block effort from Spears, Nya Bunton and Stafford. Texas took set two, 25-9. The Longhorns hit .700 while limiting the Lions at -.065. Spears notched six kills while Ella Swindle put up 10 assists. Texas totaled four blocks in the set, with Bunton contributing three. 

    Set Three: The Longhorns completed the sweep over Penn State, winning the third set 25-19. Stafford registered 11 kills while hitting .611, and Gary added six digs on defense. Saturday’s win marked the 11th-ranked win of the season for the Horns. 

    Texas will face off against No. 15 Indiana in the third round of the NCAA Tournament with the game time and date TBD. 



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    Govs Post Nine Top 10 Finishes at Commodore Winter Challenge

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    NASHVILLE, Tenn. – Highlighted by nine top 10 finishes, Austin Peay State University’s track and field team concluded its first meet of the 2025-26 indoor season at Vanderbilt’s Winter Commodore Challenge, Saturday, at the David Williams II Recreation & Wellness Center.

    Saturday’s events began with throws, as Emma Tucker highlighted Austin Peay’s performances in the weight throw with a sixth-place finish. The mark was Tucker’s first of two top 10 marks, as she also went on to finish eighth in the shot put later in the afternoon. Freshman China Giaimo paced the Govs in the shot put, recording an 11.98-meter toss in her first collegiate meet.

    Madelyn Kocik also finished the day with a pair of top 10 performances, beginning with an eighth-place finish in the long jump with a 5.61-meter leap – her best mark since finishing second at the 2025 Atlantic Sun Conference Indoor Track & Field Championships. A Portland, Texas native, Kocik later went on to finish fifth in the triple jump with an 11.97-meter mark – the second-best mark of her career and her longest jump since recording a 12.12-meter jump last season at Vanderbilt’s Commodore Challenge (Jan. 11).

    Three Governors competed in the 600-meter for Austin Peay with all three finishing in the top 10. Sophomore Taylin Segree paced the trio with a 1:33.28 time and fifth-place finish, while Alexis Arnett (1:34.03) and Mia McGee (1:34.57) finished seventh and 10th, respectively. It was the first time that any of the Govs had competed in the 600 in their collegiate career.

    Wrapping up the Govs’ events for the day, Taylah Upshaw placed fourth in the 1,000-meter, setting a personal best with a time of 3:01.03.

    Up Next

    Austin Peay returns to action in mid-January when it returns to Nashville to the Vanderbilt Invitational, Jan. 16-17, at the David Williams II Recreation & Wellness Center

    Follow the Govs on Socials

    For news and updates throughout the 2025-26 track & field season, follow the Governors on X and Instagram (@GovsXCTF) or check back at LetsGoPeay.com.



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