Pupils when your high

Dilation of the pupil mydriasis or opening of the iris is caused by the activation of two muscle groups in the eye: To learn more and make choices about data use, visit our Advertising Policy and Privacy Policy.

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Long-Term Damage to the Eyes and Vision from Substance Abuse When a person struggles with addiction and substance abuse for a long time, they are more likely to suffer serious health problems. Popular in: Additionally, smoking is a direct cause of RVOD. Cocaine and crack cocaine: Substance abuse is also correlated to long-term problems with vision due to damage to the eyes, ocular nerve, and the brain.

However, some medical conditions and the use of certain drugs can cause the pupils to shrink to a pinpoint size.

pupils when your high

But they expand in size for other reasons as well, including when we're sexually aroused and when we're performing complex cognitive tasks.

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pupils when your high

Specifically, mydriasis can be caused by stimulants and any drug that influences the adrenal glands — what can trigger certain parasympathetic responses. Image credit: Need help? This condition is sometimes caused by excessive, long-term alcohol consumption.

Seven causes of pinpoint pupils

Long-term substance abuse can lead to the development of cataracts due to the poisonous effects of the substance on the body. If no author information is provided, the source is cited instead. In the dark, your pupils get bigger dilate.

pupils when your high

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