IN “Adolescent Sterility” Dr. Ashley-Montagu assembles an impressive body of facts which show that puberty in the female is not a sudden assumption of the capacity to reproduce, but a slow process of ...

Acne, awkwardness, body odor—puberty can be a tough time. But things get even more complicated when puberty starts at an exceptionally young age, and today many girls are beginning the process younger ...

In females, germ cells are maintained in ovarian structures called primordial follicles. The number of primordial follicles in the ovarian reserve is a critical determinant of the length of the ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. At age 6, Rebecca's body began to develop in ways that seemed unusual.

Editor’s Note: Welcome to our CNN Wellness five-part series on adolescence – a tough time under any circumstances. As our children head back to school this fall, learn more about helping your tweens ...

Getting periods too early may point towards underlying health problems. Find out why young girls are getting their periods earlier than usual nowadays.

Editor’s Note: Lisa Selin Davis is the author of “Tomboy: The Surprising History and Future of Girls Who Dare to Be Different.” She has written for The New York Times, CNN, The Wall Street Journal, ...

Puberty is a time of sexual growth and development. It's a time when your body starts to change and you begin to look more like a grown-up. Boys start to look like young men. Girls start to look more ...

There are many possible causes of delayed puberty, some of which affect both genders and some of which are gender-specific. This condition generally refers to the late onset or absence of ...

Delayed puberty is more than just a normal variation; it can have serious repercussions if it is not identified in time or treated properly. Puberty is an important part of growing up, a stage that ...