Healthy diets
Learning Center
Ozone air purifiers: Can they improve asthma symptoms?
Ozone air purifiers don't reduce asthma symptoms. In fact, they can make asthma worse.
Calcium supplements: A risk factor for heart attack?
Learn about the possible link between calcium supplements and heart attacks.
COVID-19 infections by race: What's behind the health disparities?
Understand how underlying health problems, the places where people live and work, and racism can affect who becomes severely ill with COVID-19.
Sensitive teeth: What treatments are available?
Know what causes sensitive teeth and learn about effective treatments.
Bleeding after menopause: A concern?
It's unusual to bleed from the vagina after menopause. Learn what health problems can cause it and why you need to see your health care provider.
COVID-19 drugs: Are there any that work?
Medicine can help people who are at risk of, diagnosed with, or have symptoms of COVID-19.
How do COVID-19 antibody tests differ from diagnostic tests?
Antibody testing shows whether you've had the COVID-19 virus in the past. It's not the same as testing to see whether you have the virus now.
Nausea during pregnancy: A good thing?
Morning sickness is common during pregnancy. Understand what nausea and vomiting might mean while you're pregnant.
Wrist blood pressure monitors: Are they accurate?
Devices that measure blood pressure at the wrist may be an option for some people. Know how to position a wrist monitor properly.
Bacterial vs. viral infections: How do they differ?
Understand the differences between bacterial and viral infections.
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