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Why is it that, when astronomers look in the direction of the Sun's motion around the galaxy, that we see many stars that are blueshifted?
Illicit Substance
A drug or other substance that is illegal or prohibited by law to use, possess, or distribute.
Tobacco Smoking
The act of inhaling smoke from burning tobacco products, such as cigarettes, which is harmful to health.
Biological Risk Factors
Inherent or genetic characteristics that increase the likelihood of developing a certain disease or condition.
Substance-Use Disorders
Disorders related to the excessive or harmful use of psychoactive substances, including alcohol and illicit drugs.
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