Category: Substance Use Disorder

Drug Use’s Effects on the Eyes: What Drugs Cause Dilated Pupils?

Pupil dilation can happen for many reasons, but pupils dilate or shrink when they’re exposed to direct light. Pupils can dilate through internal and external conditions, such as drugs, or intense emotions such as staring into the eyes of a loved one. The muscles in the pupil contract to protect the eyes from too much […]

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