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Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.
Did you know?
Cyanide works by making the human body unable to use oxygen.
Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Did you know?
Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.