For the Holidays, the Gift of Self-Care

A Buddhist teacher offers five simple steps to quiet your mind and soothe your stress any time of year.

When Drug Side Effects Pose Real Dangers

The rule of thumb in medicine — first, do no harm — has as its corollary that the expected benefits of treatment should outweigh its potential risks.

25 Again? How Exercise May Fight Aging

The muscles of those who worked out looked like those of 25-year-olds and showed less of the inflammation that is tied to health problems as we age.

Are Sugar Substitutes Good for Kids?

Information is limited about the long-term safety of consuming nonnutritive sweeteners.

C-Section Is Not Tied to Obesity in Children

A large new study found no link between the method of birth and obesity.

Even a Little Alcohol May Raise Cancer Risk

Associations between drinking and cancer were particularly strong for cancers of the mouth, throat, stomach and colon.

Your Mom Is Wrong: Your Vegetarian Diet Did Not Cause Cancer

Is there any link between soy consumption and cancer?

Dealing With Grown-Up ‘Mean Girls’

Just as in the destructive patterns in adolescence, women can be both the victims and the villains in their adult relationships.

Tiny Love Stories: ‘How to Survive a Broken Heart (With Pictures)’

Modern Love in miniature, featuring reader-submitted stories of no more than 100 words.

New Therapies Help Patients With Dementia Cope With Depression

Many patients with cognitive impairment have anxiety or depression, but standard treatments are difficult for people with memory issues.

My So-Karen Life

I know Karens are hard. As a member of Gen X, I grew up surrounded by them.

Help! I am Allergic to Apples and Was Kicked Off a Plane

In this week’s Tripped Up column, Sarah Firshein investigates the rights that airplane passengers with allergies have when flying. (Not as many as they should.)

Surgeons Transplant a Testicle From One Brother to His Twin

The rare operation has implications for wounded soldiers, accident victims, cancer patients and those undergoing sex reassignment.

I Tested 13 Bidets. I’m a Convert.

The difference between a bidet and a washlet, and why you might love one, too.

Stuck in the Middle

My daughters and I defy easy labeling. It has taken me a lifetime to realize that we don’t have to declare a single racial identity.

No Hearing Aids? Then No Marriage

After more than five decades together, a lack of conversation leads to a divided house and a “gray divorce.”

Premature Babies at Higher Diabetes Risk

Infants born prematurely were at increased risk of both Type 1 and Type 2 diabetes in ensuing decades.

Health Spending Grew Modestly, New Analysis Finds

For the first time in many years, the government reported that spending on health care last year grew more slowly than the economy overall.

Should We Lie to My Parents?

My husband lost his job. We don’t need to hear what they think. Can we keep this from them?

Nearly a Third of Teens Use One or More Tobacco Products

While e-cigarettes are still the most popular, teenagers are also smoking other items like cigarillos — another worrisome sign for nicotine addiction, the C.D.C. says.

Working at Equinox: ‘It’s Very Hunger Games’

Working for the high-end gym chain seems glamorous, but for many trainers the schedule is unforgiving, the pay low and the turnover high.

Diabetes in Mothers Raises Heart Risks in Children

Risks were especially high for heart failure, high blood pressure and blood clots among children born to mothers with diabetes.

How to Travel Car-Free With a Family

In one writer’s experience, letting go of the wheel leads to happier travels, especially with children.