why is marijuana bad for your brain
The immediate effects of taking marijuana include rapid heart beat, disorientation, lack of physical coordination, often followed by depression or sleepiness. Some users suffer panic attacks or anxiety. But the problem does not end there. According to scientific studies, the active ingredient in cannabis, THC, remains in the body for weeks or even months. Marijuana smoke contains 50% to 70% more cancer-causing substances than tobacco smoke. One major research study reported that a single cannabis joint could cause as much damage to the lungs as up to five regular cigarettes smoked one after another. Long-time joint smokers often suffer from bronchitis, an inflammation of the respiratory tract.
The drug can affect more than your physical health. Studies in Australia in 2008 linked years of heavy marijuana use to brain abnormalities. This is backed up by earlier research on the long-term effects of marijuana, which indicate changes in the brain similar to those caused by long-term abuse of other major drugs. And a number of studies have shown a connection between continued marijuana use and psychosis. Marijuana can change the structure of sperm cells, deforming them. Thus even small amounts of marijuana can cause temporary sterility in men. cycle. Studies show that the mental functions of people who have smoked a lot of marijuana tend to be diminished. The THC in cannabis disrupts nerve cells in the brain, affecting memory.
Cannabis is one of the few drugs that causes abnormal cell division, which leads to severe hereditary defects. A pregnant woman who regularly smokes marijuana or hashish may give birth prematurely to an undersized, underweight baby. Over the last 10 years many children of marijuana users have been born with reduced initiative and lessened abilities to concentrate and pursue
life goals. Studies also suggest that prenatal (before birth) use of the drug may result in birth defects, mental abnormalities and increased risk of leukemia (cancer of the bone marrow) in children. Regular use is linked with some specific brain changes but scientists can't say for sure whether one causes the other. , Pscientists used a combination of MRI-based brain scans to get a betterPpicture of the at least four times a week for years.
Compared with people who rarely or never used, the long-termPusersPtended to have a smaller orbitofrontal cortex, a brain region critical for processing emotions and making decisions. But they also hadPstronger cross-brain connections, whichPscientists think smokers may develop toPcompensate. P Still, the study doesn'tPshow that pot smoking causedPcertain regions of the brain to shrink;Pother suggest that having a smaller orbitofrontal cortexPin the first place could make someone more likely to start smoking.
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