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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?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
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.
Did you know?
The human body produces and destroys 15 million blood cells every second.