What is colesterol or cholesterol?

What is colesterol or cholesterol? Colesterol (Spanish for cholesterol) is a steroid that plays an important function in the body. It is used in many different cells to make important structures. That said, cholesterol also plays a major role in heart disease. From a...

What is Sleep Apnea?

Do you snore, wake up often at night, and feel excessively drowsy during the day? You might have sleep apnea, a sleeping disorder that plays a role in hypertension, diabetes and mental illness. What is sleep apnea? Sleep apnea is very common.  2-4% of people in North...