“Marijuana use impairs attention, judgement and coordination. Don’t drive or operate machinery when using marijuana.

If you have a mental health condition, use marijuana with caution. Marijuana use might worsen manic symptoms in people who have bipolar disorder. If used frequently, marijuana might increase the risk of depression or worsen depression symptoms. Research suggests that marijuana use increases the risk of psychosis in people who have schizophrenia.

Smoking marijuana can affect your memory and cognitive function and cause harmful cardiovascular effects, such as high blood pressure. Long-term marijuana use can worsen respiratory conditions.”.

MAYO CLINIC