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Author Question: The home health nurse visits a family for the first time. She meets a 40-year old woman and her ... (Read 40 times) |
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.
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.
Thyroid conditions may make getting pregnant impossible.
Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.