Top Rehab Centers in the USDrugs and alcohol contain different chemical structures that can affect your body in different ways. If the truth be told, there are some drugs affecting the body and brain of a person in such way that its impact stays longer even after the person stop taking the drug. How a person is affected by the substance abuse, depends on the method of how he is taking the drug- injection, ingestion or inhalation. For example, while ingestion allows the drug to go through the digestive system, it delays the effects compared to injection that allows the drug to mix directly in the blood stream.Undoubtedly, when a person suffers from drug addiction, he is likely to face different health issues due to substance abuse problems. Most of the abused drugs trigger the brain reward system by overflowing the brain circuit with dopamine, the neurotransmitter. This dopamine controls your emotion, movement, motivation, cognition as well as feelings of pleasure. After entering the drugs into your brain, they change the way your brain usually performs its tasks. These changes lead towards drug abuse the actual properties of addiction.Physical InjuriesIf you look for the statistics of typical heath issues due to substance abuse, you will come to know that more illness, disabilities and deaths occurred due to substance abuse than from other avertable health condition. At present, one in the four deaths happens due to illicit drug abuse. People, who are addicted to substance abuse, are more likely to face unintentional injuries, domestic violence, risks of accidents, medical problems and even death.Different Health IssuesAll the drug-addicted persons should be aware of the fact that they are more likely to face severe impacts for their drug abuse and dependence as health issues due to substance abuse can be so far-reaching that every organ of their body can be affected.