|
Author Question: Thora introduces herself as a perinatologist. This means that she likely spends most of her time ... (Read 23 times) |
Cyanide works by making the human body unable to use oxygen.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.
It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.