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Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

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For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

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Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Testing the effects of long-term fertilizing on inter-actions between mycorrhizal fungi and plants o Testing the effects of long-term fertilizing on inter-actions between mycorrhizal fungi and plants o
The regions of the brain. The regions of the brain.
How long does it take you to see the circles? How long does it take you to see the circles?
Clear the lower leg with long strokes. Start proximal to the ankle, and stroke to the knee and ... Clear the lower leg with long strokes. Start proximal to the ankle, and stroke to the knee and ...
Brain Hemisphere Activity Brain Hemisphere Activity
Blood Flow to the Brain Blood Flow to the Brain
Video: Angiotensin II - kidneys, adrenal glands and dehydration

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