Short‐ and Long‐Term Impact of Exogenous Hormones on Thermoregulation in Women
Cara Wall‐Scheffler, Martin Hora · 2026
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Description
Cara Wall-Scheffler and Martin Hora wrote a 2026 study on how hormone pills change women's temperature control during exercise. The body's cooling strategy shifts across the ovarian cycle, an adaptation to variable environments. Synthetic hormones flatten that cycle, and their long-term effects on heat regulation while moving were understudied.
Thirty-five adults walked and rested under the same protocol: men, women in known cycle phases, and women on a combined estrogen-progesterone pill. Core temperature was tracked continuously and skin blood flow regularly. Pill users ran significantly hotter, averaging 38.16 degrees against 37.69 to 37.85 for naturally cycling women and 37.80 for men. Women in the luteal phase throttled blood flow most gently. Hormone group clearly shaped the cooling response. Findings matter for athletes, workers, and soldiers in heat.
Catalog record
| CREATOR | Cara Wall‐Scheffler, Martin Hora |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 30 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |