Barbara Kantrowitz

As America's First Volunteer, Barbara Bush has had to cut back on what she loves best: the hands-on volunteer work that has given her so much satisfaction over the years.

When Steve Jobs introduced Apple's new tablet computer earlier this year, there were plenty of snickers about the menstrual undertones of the name "iPad." Now it turns out that the device—and its mobile cousins—are actually useful for, uh, tracking periods.

My idea of the perfect getaway is to cross at least a half-dozen time zones—which means that I spend the first few days of nearly every vacation struggling to overcome jet lag.

This spring, an Australian named Norrie May-Welby made headlines around the world as the world's first legally genderless person when the New South Wales Registry of Births, Deaths and Marriages sent the Sydney resident a certificate containing neither M for male or F for female.

Remember the episode of 'Sex and the City' in which the girls were shocked that Carrie's beau Berger broke up with her via a post-it note? At the time, it appeared to be an abnormally cruel and cowardly way to leave a lover. But seven years later, it just seems so . . . 2003. Almost quaint, in fact.

Even when you're not battling disapproving tweets from the grandparents, child rearing can be complicated.

A new study has inspired a round of headlines about "male menopause." Think again, guys.

They're CEOs, politicians, and reality-TV-show stars, but lately they've all been behaving like mean girls. "In our culture," says Rosalind Wiseman, author of "Queen Bees and Wannabes," "we get rewarded for mean-girl behavior, so we see adults behaving in ways that we typically assign to teens." Who's fault is that: theirs or ours?

A provocative new documentary targets Big Pharma's quest for a female Viagra

But did it really change the world? Five myths about oral contraceptives.

Research on bulimia raises provocative questions about why women hate their bodies more than men.

A Montana writer's husband said he was leaving, but she saw another way out.

The subtle ads for drug giant Glaxo's new cervical-cancer drugs have people talking.

A new study suggests that declines in hormone therapy may be responsible.

How science is unraveling the differences between women and men.

Why women have so much trouble getting enough rest. Plus, five ways to get more sleep.

And eight other holiday survival strategies.

A new study shows that men are more likely to ditch their sick spouses.

Our willpower problem, and what we can do about it.

Tips for handling social tech, from the author of the newly updated Queen Bees and Wannabes.

Actually, about 1.5 million women are raped or assaulted each year by a spouse or intimate partner. New ideas about stopping domestic violence.

A new study finds that overweight kids eat more when they eat with other overweight kids.

By the time you reach the point of applying to college, you may feel that you've heard way too much advice from your parents, your teachers, your guidance counselors, your neighbors—even that guy who graduated from your high school three years ago whom you ran into at the movies last week.

A new study shows that couples who split face health risks.

And other dubious health lessons from reality TV.

A new book asks whether women should marry for money after all.

Do 50-year-old women really want the sex life they had at age 25?

Two new books look at the influence mothers have on their daughters' body image—and how women can instill confidence instead of insecurity.

Why some over-the-counter diet pills aren't just a sham, they're downright dangerous.

A look at the latest research into when women should get hysterectomies and how the life-altering procedure should be done.