Diet and exercise
Learning Center
Heart disease
Learn about symptoms, causes and treatment of cardiovascular disease, a term describing a wide range of conditions that can affect the heart.
Broken wrist
The most common type of wrist fracture occurs when people try to catch themselves during a fall and land hard on an outstretched hand.
Nail fungus
Learn about symptoms, treatment and prevention of this common infection among older adults that causes nails to discolor and crumble.
Occupational asthma
Dust, fumes and other substances at work can cause asthma. Find out how to recognize this common type of asthma.
Nearsightedness
Tired of squinting at objects in the distance? There are effective treatment options for this eye condition, and some preventive options are emerging.
Testosterone therapy: Potential benefits and risks as you age
Testosterone therapy — Explore the potential benefits and risks of increasing your testosterone level.
Mayo Clinic Minute: Alzheimer's disease risk and lifestyle
Lifestyle factors such as exercise can affect your Alzheimer's disease risk.
COVID-19 diagnostic testing
Find out how COVID-19 diagnostic testing is done to learn if you're currently infected with SARS-CoV-2, the virus that causes coronavirus disease 2019.
COVID-19, cold, allergies and the flu: What are the differences?
Knowing if you have COVID-19, a cold, the flu or seasonal allergies isn't easy. Find out about the differences between these illnesses.
Herd immunity and COVID-19: What you need to know
To protect groups of people over time, it helps to know what level of recovery or vaccination in a population makes it hard for a germ to spread.
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