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Vaccines have prevented millions of cases of infectious diseases like smallpox, polio and measles. Read why vaccines are the best defense against certain diseases, and get answers to common questions.

Changes to your body and brain are normal with age. Yet there are some things you can do to help slow the decline in memory and lower your risk of developing Alzheimer’s disease or other dementias.

The number of thyroid cancer cases has been increasing in the past 20 years, mainly due to advancements in imaging techniques that help detect smaller lesions. Get details about types and treatments.

Freshman year of college is known for new experiences, but it also presents challenges. The W-Curve model is an emotional pattern incoming students may experience during their first year in college.

The thrill of making a wager on the outcome of a big game can be exhilarating. But sports betting can spiral out of control if it becomes an addiction. Learn how to spot the signs of a problem.

Weight training isn't just for bodybuilders and athletes — everyone can get the benefits. Get started with these tips to help you build strength, balance and confidence.

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.

The CDC is tracking multiple clusters of monkeypox. A Mayo Clinic expert explains what this virus is, how it's transmitted and what you need to know.

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.