Nutrition basics
Learning Center
Video: Allergy tests
What happens in an allergy test? Watch this video and find out.
Underweight? See how to add pounds healthfully
If you're underweight and not happy about it, try these tips to help you achieve your goal weight.
Tumor vs. cyst: What's the difference?
A Mayo Clinic expert explains the differences and similarities between these two types of growths and how doctors determine if they're cancerous.
Toe walking in children
Walking on toes or the balls of the feet is fairly common in children who are learning to walk. Most children outgrow it.
Thyroid peroxidase antibody test: What is it?
Sometimes this test is done to help figure out the cause of thyroid disease.
Thalassemia
Some forms of this inherited blood disorder usually show up before the age of 2, often causing anemia. More severe forms of the disease require regular blood transfusions.
Testicular exam
Examining your testicles regularly can help you notice changes when they occur and identify testicular problems.
Taurine in energy drinks: What is it?
Energy drink ingredients can cause concern for some who consume these beverages.
Stress test
This test gives important information about your heart health. Know how to prepare and what to expect.
Stool DNA test
Learn about this noninvasive colon cancer screening test that can detect DNA changes in cells collected from a stool sample.
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