Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.
Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Did you know?
Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.
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.
Elephantiasis in a human leg.
Eight weeks old human embryo
carbon cycle
Remaining health-adjusted life expectancy (years) at age 25
