Tired all the time? Maybe it’s your thyroid — or maybe you’re just 40. Each decade shapes our long-term health in its own way.

A 40-year-old doctor reflects on women's health at each age

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aging

Health

A new study from Princeton shows that people's happiness tends to peak at age 23 and then again at 69. Find out why here. 

At what age are people happiest?

happy

We chat with a leading happiness psychologist and researcher to better understand how our meaning of happy changes as we age.

How our idea of happiness changes as we get older

Can waiting to lose your virginity be the key to happy, more successful, relationships later in life?

When you lost your virginity can predict happiness

Sex &amp; Relationships

Aging isn’t only psychological or cultural. There are real physical repercussions to aging, and despite our newfound longevity, aging well is a bit elusive. 

age

At 40, I'm reflecting on women's health at every age

At what age are people their happiest?

How our idea of happiness changes as we get older

When you lost your virginity can predict happiness

We're living longer, but are we living better?