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Did you know?
The longest a person has survived after a heart transplant is 24 years.
Did you know?
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

