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A Mayo Clinic expert shares what you need to know about expiration dates for at-home COVID-19 tests. Find out if these tests can detect new COVID-19 variants and what to do if the test is positive.

When life gets challenging, the rates of depression, feelings of hopelessness and thoughts of suicide can increase. Here are five things you can do to help teens overcome suicidal thoughts.

The importance of sleep can be underestimated when juggling schedules filled with activities and tasks. Learn why prioritizing sleep is essential for children, and get tips for better sleep.

Most people occasionally eat too much, but it becomes excessive when a person has a binge-eating disorder. Here's how to know if your eating patterns are a concern and how treatment can help.

The thyroid gland often is incorrectly accused of causing symptoms like weight gain and fatigue. Learn why this tiny gland gets so much blame and which thyroid conditions cause issues.

If nonsurgical treatments have failed to improve stress, strain and pain in your back, surgery may be the next option. Learn about the two categories of back surgery and when each is recommended.

Fifty million U.S. adults don't get enough sleep. Read 8 Q&A to discover how a sleep study can shed light onto what's happening during the dark of night.

Love can make your heart feel all aflutter. But if you're feeling weakness, shortness of breath or chest discomfort, it may be atrial fibrillation. Learn more about this treatable condition.

Men are less likely than women to have preventive screenings and regular exams. Learn why men should reconsider their reservations and avoid a treatable situation turning deadly.

If you're bothered by drooping eyelids or are losing your peripheral range of vision, upper eyelid surgery may be a solution for you. An ophthalmologist answers questions about this common surgery.