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Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.
Did you know?
Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.