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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
The longest a person has survived after a heart transplant is 24 years.
The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.