Healthy diets
Learning Center
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.
COVID-19: Who's at higher risk of serious symptoms?
Advanced age and some health conditions can raise the risk of serious COVID-19 (coronavirus disease 2019) illness.
Caffeine content for coffee, tea, soda and more
Find out just how much caffeine is in coffee, tea, soda and energy drinks. You may be surprised at how much caffeine you're consuming.
Clear liquid diet
Need to be on a clear liquid diet? Learn which foods to eat and which foods to avoid.
DASH diet: Guide to recommended servings
Use this chart of DASH diet recommended servings by food group to plan healthy meals and snacks.
DASH diet: Healthy eating to lower your blood pressure
This way of eating can help control blood pressure and boost health in other ways. It's easy to get started.
DASH diet: Sample menus
Interested in following the DASH diet? Here are sample menus to get you started.
Debunking COVID-19 myths
Some information you come across about COVID-19 may be out of date or false. Learn about COVID-19 myths so you can bust them when you see them.
Diagnosing Alzheimer's: How Alzheimer's is diagnosed
Even though there isn't a cure, early diagnosis of Alzheimer's dementia is important.
Dietary supplements for erectile dysfunction: A natural treatment for ED?
Some dietary supplements for erectile dysfunction might work and some might be dangerous. Get the facts.
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