Nutrition basics
Learning Center
Fecal occult blood test
Learn how doctors use fecal occult blood tests (FOBT), such as the fecal immunochemical test (FIT), to screen for colon cancer.
Intravenous pyelogram
An intravenous pyelogram is an imaging exam that may be used to help diagnose urinary tract disorders. Learn what to expect during the exam.
Polysomnography (sleep study)
Your health care provider may order this test if a sleep disorder such as sleep apnea is suspected. Learn how to prepare and what to expect.
Get to know the new Nutrition Facts label
The recently revamped label makes it easier than ever to make healthy food choices. Get the facts from a Mayo Clinic dietitian.
Video: Allergy tests
What happens in an allergy test? Watch this video and find out.
Video: Colonoscopy
See what a doctor sees when you undergo an examination of your colon.
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.
Croup
This upper airway infection makes it harder to breathe and causes a barking cough. It involves swelling around the voice box, windpipe and bronchial tubes.
Refine Your Search
Type
- All
- Answer (49)
- TestProcedure (37)
- Article (27)
- Video (12)
- Disease (10)
- HealthTip (6)
- SlideShow (3)
- Symptom (1)
Gender
Age
- All
- 45 to 64 middle
- 19 to 44 younger
- 02 to 15 months infant
- 65 to 80 older
- 00 birth to 01 month newborn
- 13 to 18 years teen
- 03 to 5 years preschool
- 06 to 12 years elementary/preteen
- 80 and over
- 02 months to 2 years infant/toddler
- 11 to 12 years preteen
- 19 to 28 young adult