Title: Marijuana: Effects of Weed on Brain and Body | Live Science
Headings: Marijuana: Effects of Weed on Brain and Body
Marijuana: Effects of Weed on Brain and Body
How marijuana affects the mind
How marijuana affects the body
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Content: Other changes in mood can occur, with relaxation frequently being reported. Some users experience heightened sensory perception, with colors appearing more vivid and noises being louder. For some, marijuana can cause an altered perception of time and increased appetite, known as the "munchies." The impact can vary by person, how often they have used the drug, the strength of the drug and how often it has been since they have gotten high, among other factors. "In some cases, reported side effects of THC include elation, anxiety, tachycardia, short-term memory recall issues, sedation, relaxation, pain-relief and many more," said A.J. Fabrizio, a marijuana chemistry expert at Terra Tech Corp, a California agricultural company focused on local farming and medical cannabis. Other effects, according to the NIH, include: Feelings of panic and fear (paranoia)
Hallucinations
Trouble concentrating
Decreased ability to perform tasks that require coordination
Decreased interest in completing tasks
When coming down from the high, users may feel depressed or extremely tired. While marijuana use produces a mellow experience (users are sometimes referred to as "stoners") for some, it can heighten agitation, anxiety, insomnia and irritability, according to the NIH. Marijuana and teens
When marijuana use begins in the teen years, it can have a significant impact on brain development, including decreased brain activity, fewer neural fibers in certain areas and a smaller than average hippocampus, which controls learning and memory functions. According to a 2014 Northwestern Medicine study of teen marijuana users, memory-related structures in the brain appeared to shrink, a possible signs of a decrease in neurons.