Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Did you know?
The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
Did you know?
The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.
A recent study found that female baboons that groom each other are more likely to come to each other
Berko’s Language Study
Barenboim's study show the change in children's descriptions of their peers