The Negative Effects of Marijuana

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The Negative Effects of Marijuana
The effects that marijuana has on the brain has been a widely controversial topic for the past century. Scientist have found both pros and cons in their studies on users of marijuana. In this essay, I will be reviewing the known negative effects that marijuana has on the body. There are several points I will be discussing. These points are distorted perception, loss of coordination, increased heart rate and blood pressure, trouble with thinking and problem solving, and problems with memory and learning. Marijuana is the most commonly used drug in the United States. When smoked, it begins to effect people immediately and can last for one to three hours. When it is eaten in food, such as baked in brownies and cookies, the effects take longer to begin, but usually last longer. Marijuana has harmful effects on the skills required to drive safely: alertness, the abiliy to concentrate, coordination, and the ability to react quickly. You can still have these effects 24 hours after smoking marijuana. When smoking marijuana it can be hard to determain distances, and react to signals and sounds on the road; It might partake in some car wrecks. The avctive ingredient in marijuana, tetrahydrocannabinol, acts on cannabinoid receptors on nerve cells and inflluences the cells. Some brain areas have many receptors, but other areas of the brain have few or none. Many receptors are located in the parts of the brain that esteem pleasure, memory, thought, concentration, sensory, and the time perception, and coordinated movement. When a high dose of marijuana is consumed you can experience symptoms like hallucinations, delusions, impaired memory, and disorientation.

Within a few minutes after smoking marijuana, the heart begins beating faster and your blood presore drops. Marijuana can cause your heart beat to increase by 20 to 50 beats per minute, can also increase even more if other drugs are used at the same time. The lower blood pressure...
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