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Did you know?
The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.
Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.

