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What does it mean to have low levels of thyroid hormone in the body? We outline how doctors define hypothyroidism here.

What causes hair loss? Read on for a complete list of possible causes so that you can evaluate and identify hair loss causes.

High blood pressure often manifests no symptoms, but can seriously damage the body. So how can you tell if you're experiencing hypertension, or not? More here.

High blood pressure is often called the "silent killer" and can cause a number of medical problems. But what is hypertension? And what types do doctors define?

Kidney disease can be difficult to detect. Learn the signs and symptoms of kidney disease early so that you will know when to seek medical help.