Substances known as drugs have an impact on the brain and body. They seriously harm your health and brain. Pharmacological side effects can include permanent and long-lasting health effects. The way a drug is administered affects how it affects the body. The habitual use of addictive substances leads to drug abuse and addiction. Addiction to drugs primarily affects the nervous system and the brain. They may interfere with your brain’s communication pathways and have both short- and long-term effects. Drugs have an impact on other facets of your life in addition to your body.