Methamphetamines refer to drugs that provide a boost to the central nervous system and accelerate speech and physical activity by increasing alertness in the body. Some people consume these drugs just to feel more active and get an extra boost. However, it should be remembered that this alertness is just a temporary high and there are chances of addiction.

Methamphetamines can be used by way of injections, nasally, orally or by smoking. Soon after consuming the drugs, users report a sense of activeness. The other effects of methamphetamine on the system are an increase in physical activity, decrease in appetite and a sense of euphoria that lasts for a period of about 6-8 hours. In the field of medical science, these drugs are used for the treatment of narcolepsy, attention deficit disorder and obesity. The use of these drugs can lead to addiction, damage to the brain and psychological symptoms. People who try to quit the use of this drug may have to face effects such as severe withdrawal symptoms such as depression, anxiety, aggression, obsession as well as a strong craving for the drugs. The prolonged use of these drugs can lead to aggressive behavior, anxiety, feelings of confusion and insomnia.