An article from Science News Feb 2021
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An article from Science News Feb 2021
Pfizer’s vaccine appears to reduce coronavirus transmission
An article from Science News Feb 2021
Diabetes during pregnancy is tied to heart trouble later in life
Article
Addiction and addictive disorders
Habituation to a specific practice, such as drinking alcoholic beverages or using drugs (for example, heroin, cocaine, or amphetamines), and disorders characterized by the chronic use of a drug, alcohol, or similar substance. Addiction and addictive…
Article
Adrenal gland disorders
Malfunctions of the paired adrenal glands. The paired adrenal glands are complex endocrine organs in proximity to the kidneys (see illustration), and disorders of the adrenal glands can have serious consequences. Under specific circumstances,…
Biography
Alexander, Hattie Elizabeth (1901–1968)
Article
Alzheimer's disease
A disease of the nervous system characterized by a progressive dementia that leads to profound impairment in cognition and behavior. Dementia occurs in a number of brain diseases where the impairment in cognitive abilities represents a decline from…
Biography
Alzheimer, Alois (1864–1915)
Article
Anesthesia
Loss of sensation with or without loss of consciousness. Anesthesia is used to prevent pain during surgery and other medical procedures. There are several ways of producing anesthesia, with the choice dependent on the type of surgery and the medical…
Biography