Did you know?
Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.
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Cyanide works by making the human body unable to use oxygen.
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Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.
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IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.
Did you know?
Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
Species of reef-building corals may be able to adapt to warming waters by relying on algae
The base of the human cranium is more flexed than the base of the chimpanzee cranium.
Regions of the Human Visual Cortex and Their Functions
The Big Five Personality Dimensions
Bones of the human skeleton
Cast of a Fossil Dunkleosteus, with a human to illustrate scale