Add Yahoo as a preferred source to see more of our stories on Google. A 12-year old girl was diagnosed with hormonal imbalances — in reality, she had a 3-pound tumor on her ovary A 12-year-old girl ...

Meet the three sisters who are helping women — and their partners — better understand the four phases of the menstrual cycle Carly Beyar Zolga didn't have a period for 8 months after she stopped ...

Good Girl Syndrome is a behavioural pattern rooted in societal expectations where individuals, typically women, prioritise being perfect to gain validation. It often leads to people-pleasing, fear of ...

Intermittent fasting has been shown to be an effective way to lose weight, but critics have worried that the practice may have a negative impact on women's reproductive hormones. Now, a team brings ...

About 60 percent of women in the U.S. take hormonal birth control, per the Centers for Disease Control and Prevention. About 60 percent of women in the U.S. take hormonal birth control, per the ...

Hormones are responsible for numerous bodily functions, including metabolism, growth and development, mood, immune system response, and reproductive processes. Essentially, hormones play a crucial ...

Hormonal birth control helps prevent pregnancy by stopping ovulation and blocking sperm. Nonhormonal methods work by physically blocking sperm or using spermicide. Hormonal options include pills, ...

According to the U.S. Census Bureau, about 2.6 million Americans identify as transgender, meaning their gender identity is different from the sex assigned to them at birth. When transgender people ...

The Science of Siblings is a new series exploring the ways our siblings can influence us, from our money and our mental health all the way down to our very molecules. We'll be sharing these stories ...