Male runners who do not produce enough energy from their diet are at higher risk of stress fractures, a new study reports.
Researchers say stress may directly impact female fertility and ovarian reserve. Exposing female rats to scream sounds, researchers noted a decrease in estrogen and Anti-Mullerian hormone levels. Stress also reduced the number and quality of eggs, resulting in smaller litters. The findings shed light on the role stress may play on female reproduction.
Hypersexual disorder, or sex addiction, in males is associated with higher levels of oxytocin within the blood.
Reduced levels of estrogen may not be the only risk factor for weight gain associated with menopause. A new study reports sleep disruptions also contribute to increased weight gain during menopause.
Higher levels of the hunger hormone ghrelin predict a greater preference for smaller, immediate financial rewards over larger, delayed financial rewards.
People who use glucocorticoids, a class of steroids used to treat asthma and arthritis, are at higher risk of developing severe symptoms of COVID-19.
Exposure to BPA appears to have a transgenerational effect on autism risk. Mice whose great grandmothers were exposed to BPA during pregnancy exhibited social behavioral deficits associated with ASD.