Healthy diets
Learning Center
Intestinal gas
This frequently uncomfortable symptom is part of proper digestion. Find out when it might be cause for concern.
Low blood oxygen (hypoxemia)
Learn causes of low blood oxygen and find out when to call your doctor.
Coughing up blood
Coughing up blood: Symptom — Comprehensive overview covers possible causes of coughing up blood.
Numbness
Trauma, nervous system disorders and chronic diseases are some of the possible causes of this common symptom.
Yellow tongue
Yellow tongue: Symptom — Overview covers definition and possible causes of a yellow tongue.
High blood protein
What does it mean if you have high blood proteins? Learn about the role proteins play in your body and the possible causes of this blood test result.
High uric acid level
Find out possible causes of having too much uric acid in the blood.
High white blood cell count
Learn the causes of this increase in disease-fighting cells in the blood.
Low potassium (hypokalemia)
Low potassium (hypokalemia): Symptom — Overview covers what can cause this blood test result.
Lymphocytosis (high lymphocyte count)
A brief increase in certain white blood cells, called lymphocytes, is typical after an infection. Too high a count can mean something more serious.
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