Stress relief
Learning Center
Neck pain: Symptom
Stress, strain and sitting for long hours at a computer are some of the many causes of this common pain.
Nausea and vomiting
Motion sickness and drinking alcohol are among the many common causes of nausea and vomiting. Serious diseases can also have this effect.
Nasal congestion
Learn more about what can cause a stuffy nose and how to relieve it.
Muscle pain
Muscle pain: Symptom — Overview covers definition, possible causes of this symptom.
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.
Low white blood cell count
Learn the causes of this decrease in disease-fighting cells in the blood.
Low potassium (hypokalemia)
Low potassium (hypokalemia): Symptom — Overview covers what can cause this blood test result.
Low hemoglobin count
A low hemoglobin count on a blood test could be normal for you, or it could indicate that you have a condition that needs medical attention.
Low blood oxygen (hypoxemia)
Learn causes of low blood oxygen and find out when to call your doctor.
Loss of smell (anosmia)
A stuffy nose is one cause of this symptom. Learn about other causes and when it might be serious.
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