Healthy diets
Learning Center
Ejection fraction: What does it measure?
This measurement, commonly taken during an echocardiogram, shows how well the heart is pumping. Know what results mean.
Diverticulitis: Can certain foods trigger an attack?
Contrary to popular belief, no specific foods are known to trigger diverticulitis attacks.
Water after meals: Does it disturb digestion?
Drinking plenty of water helps keep your digestive system on track.
Atypical cells: Are they cancer?
Atypical cells appear abnormal, but they aren't necessarily cancerous.
Small cell, large cell cancer: What this means
Cancer cells are classified by how they look under a microscope. Learn common terms used to describe cancer cells.
Cancer survival rate: What it means for your prognosis
No one can predict the future, but cancer survival rates can give you an idea of your prognosis. Should you pay attention to them?
Glucose challenge test
Know how to prepare for this gestational diabetes screening test.
A1C test
Learn more about the preparation for and results of this common diabetes blood test.
Rheumatoid factor
Rheumatoid factor — This blood test can help diagnose autoimmune disorders such as rheumatoid arthritis, Sjogren syndrome and lupus.
Complete blood count (CBC)
Learn what to expect from having this common blood test, why it's done and how to prepare.
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