Nutritional supplements
Learning Center
When cancer returns: How to cope with cancer recurrence
Learn what cancer recurrence means, and find out what you can do to cope when cancer returns.
What is wheatgrass? Why is it in my drink?
Wheatgrass is a popular addition to smoothies and other drinks. While it's a rich source of nutrients, it's not a disease cure-all.
What is a heart failure action plan?
Know when new heart failure symptoms require a call to a health care provider or an ER visit. A heart failure action plan can guide your self-care.
Vitamin D toxicity: What if you get too much?
Understand the risks of too much vitamin D, including a toxic reaction.
Vitamin D deficiency
What are the risks of too little vitamin D?
Vitamin C: An essential nutrient
Vitamin C is a water-soluble vitamin that supports normal growth and development and helps your body absorb iron. Because your body doesn't produce or store vitamin C, it's important to include vitamin C in your diet. For most people, an orange or a cup of strawberries, chopped red pepper, or broccoli provides enough vitamin C for the day.
Trichotillomania (hair-pulling disorder)
In this mental health condition, people can't resist urges to pull out hair from their body. They do this often. Therapy may help reduce or stop urges.
Too much vitamin C: Is it harmful?
Vitamin C is an essential nutrient, but too much carries its own risks.
Teens and social media use: What's the impact?
Find out how to help limit the negative impact of these popular apps on your teenager.
Support groups: Make connections, get help
Support groups connect people facing similar challenges. Members share experiences and advice.
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