It's been a stressful year, and for 61% of US adults, a year of unwanted weight change too. This isn't surprising, as stress, eating and motivation are all linked through hormones in the brain.
Scientists issued an urgent call for better federal regulation of these endocrine-disrupting chemicals. Here's what you can do to reduce your family's risk.
Living in societies with gender bias can harm women's health.
So-called "puberty blockers" work by temporarily suppressing the action of a specific hormone in the body.
Everything from hormones to certain heath conditions can affect how we feel.
Female moles evolved to have high testosterone levels, making them fiercer diggers and mothers. Female hyenas share this trait, but it means they must give birth through a male-like phallus.
A lack of sleep increases appetite, makes us more likely to eat unhealthy foods, and even affects how body fat is lost while dieting.
The human body is built to adapt to the sudden stress of overeating.
Wild dolphins are fast, smart and hard to study, but it is important to understand how human actions affect their health. So we are building a drone to sample hormones from the blowholes of dolphins.
It doesn't matter how smooth your conversations have been. Absent the touch, taste and smell of a potential partner, you're essentially flying blind.
A scholar and mother of a young child who is now working at home explores what's called the 'work-family conflict' – and finds that's the wrong label for the impossible choices faced by parents.
Just under one in six Australian women have PCOS but some are being diagnosed when they don't meet the criteria.
When it comes to love, science has not yet got it right. And there's a wonderful reason why.
Puberty can make us behave differently.
Expert looks at latest diet trend which claims 'resetting' your hormones is the key to losing stubborn weight.
Long-term or historical use of oral contraceptives may lead to an increased risk of depression in later years; understanding the risk will better inform the decision whether or not to take the pill.
Don't get too excited about the prospect of freezing ovarian tissue to postpone menopause. The costs, risks and unknowns are likely to outweigh the potential benefits.
So-called normal levels of testosterone are approximations, but can help researchers investigate disease and treatments.
Disorders affecting penis development are among the most common birth defects seen in humans, and rates are on the rise.
Populations of freshwater species are in a state of deep decline. But we know why and we can reverse the trend.