Nutrition basics
Learning Center
What are opioids and why are they dangerous?
Opioids are a broad group of medicines used to relieve pain. Although these medicines are effective, they can lead to addiction. Take them only as directed.
What are superbugs and how can I protect myself from infection?
Some bacteria and other germs are resistant to most types of antibiotics and medications that treat them. Find out the risks and how to prevent infections.
What are superbugs?
Superbugs are strains of bacteria, viruses, parasites and fungi that are resistant to most antibiotics and other medications. These superbugs can cause pneumonia, urinary tract infections and skin infections. To protect yourself from harmful germs, wash your hands often with soap and water, or use an alcohol-based hand sanitizer. You can help slow the spread of drug-resistant bacteria by taking antibiotics properly and only when needed.
What is meant by the term "heart age"?
Heart age is a way to understand your risk of a heart attack or stroke. By making healthier lifestyle choices, you can lower your heart age and your risk.
What it takes to be agile at any age
It's never too late to start thinking about flexibility and mobility. Use these tips to stay agile well past middle age.
When to brush your teeth
When should you brush your teeth? Learn how to protect your oral health.
Which CPAP masks are best for you?
CPAP masks come in a variety of styles. See some of your options.
Why interval training may be the best workout at any age
High-intensity interval training (HIIT) may provide more benefits for older exercisers than the young and fit. Learn how to harness the power of intervals whatever your age.
Why isn't there a hepatitis C vaccine?
Hepatitis C vaccine development is far from straightforward, but experimental vaccines are under study.
Winter doesn't mean you can sideline the sunscreen
It's as easy to get sunburned in winter as in summer. Snow reflects the sun's rays, so sunburn is possible even if you're cold. When you're outdoors in the winter, wear sunscreen on any exposed areas. Use lip balm that contains sunscreen, too.
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