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Did you know?
Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.
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?
Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.
Did you know?
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.