Weight-loss basics
Learning Center
Video: Sentinel node biopsy for melanoma
Video shows sentinel node biopsy to determine whether melanoma has spread.
Video: Skin cancer — How skin cancer develops
Watch this video to see what melanoma and nonmelanoma skin cancers look like and how they develop.
Video: Endoscopy
An endoscopy allows your doctor to view your esophagus, stomach and part of the small intestine. Here's how it works.
Weight-loss readiness
Learn how asking yourself six key questions can tell you if you're ready to start a weight-loss plan, along with steps to take if you're not there yet.
Stress fractures
Stress fractures are tiny cracks in bones often caused by overuse or osteoporosis. Learn how to prevent and treat them.
Video: Barium enema
See what to expect during an X-ray examination of your colon.
MRI: Is gadolinium safe for people with kidney problems?
Older gadolinium contrast agents used with MRI posed a risk for people with severe kidney failure. Newer versions are much safer.
Cholesterol test kits: Are they accurate?
Home cholesterol test kits are often as accurate as the test a health care professional uses, but the quality of results can depend on how well you follow the directions for the test.
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.
Latent autoimmune diabetes in adults (LADA): What is it?
Latent autoimmune diabetes in adults (LADA) is a slow-developing form of diabetes.
Refine Your Search
Type
Gender
Age
- All
- 19 to 44 younger
- 45 to 64 middle
- 13 to 18 years teen
- 65 to 80 older
- 11 to 12 years preteen
- 80 and over
- 10 years
- 06 to 12 years elementary/preteen
- 03 to 5 years preschool
- 02 months to 2 years infant/toddler
- 00 birth to 01 month newborn
- 19 to 28 young adult