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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
Approximately 500,000 babies are born each year in the United States to teenage mothers.
A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.
Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.
![Broadening effleurage to lower leg. Place heels of the hands together over tibia (no pressure over ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_5_45_18_33247135.jpeg)
![Apply circular friction with the heels of the hands to tendons that cross the knee. Place heels of ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_7_05_47_333082450.jpeg)