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When wives can’t fall asleep, that tends to trigger marital tensions the next day, a new study suggests, whereas the sleep issues of husbands barely impact spousal relationships.

Researchers tested the sleep patterns of 35 young and healthy married couples for 10 nights using noninvasive sensors that monitored rest and activity cycles. Wives with sleeping difficulties sparked significantly more negative marital interactions the next day, according to the research, which is to be presented Monday in Minneapolis at the annual meeting ...

Waking up dripping with sweat and wrapped up in soaked sheets can be worrisome, but it’s not always serious. Here are 10 night sweats causes, and tips to help you enjoy cooler sleep.

As you drift off to sleep, you look forward to sleeping soundly through the night. But you awaken a few hours later, with your hair soaked, sheets drenched, and sweat pouring off of you. Who turned up the thermostat?

It’s your body’s own thermostat going haywire and causing these ...

People with delayed sleep phase syndrome have trouble getting up in the morning and going to bed at the right time. The body’s internal clock can be reset, however, with the help of a few sleep strategies.

Who doesn’t know at least one night owl who stays up until 1 or 2 a.m. every night, only to struggle to get out of bed the next morning to make it to school or work on time? To those on the outside, these ...

Cut down caffeine consumption, ease caffeine withdrawal, and get more restful sleep.

We all know the feeling — waking up groggy after not enough sleep or poor-quality sleep, only to be slammed with a full day of obligations. It’s only natural to reach for that cup of coffee as a pick-me-up. In fact, according to the National Sleep Foundation’s Sleep in America poll, 43 percent of Americans are “very likely” to consume caffeine to stay alert during the day.

And new research ...