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Drinking too much alcohol can cause headaches and cramp feelings of exhaustion. Other effects of alcohol in the short term are: Slurred speech, Drowsiness, Vomiting, Diarrhea, Upset stomach, Headaches, Breathing difficulties, Distorted vision and hearing, Impaired judgment, Decreased perception and coordination , Unconsciousness , Anemia (loss of red blood cells) and Coma.
The long term effects of alcohol are that too much alcohol can cause brain damage, nerve damage, sexual problems, alcohol poisoning, etc.
Drugs are a whole class of other problems. There are too many different kinds of drugs, but the main effects of drug overuse is that it can cause brain problems, heart problems, organ problems and even death.
In a health book, here are some side-effects of drugs: contraction of HIV, hepatitis and other illnesses, heart rate irregularities, heart attack, Respiratory problems such as lung cancer, emphysema and breathing problems, abdominal pain, vomiting, constipation, diarrhea, Kidney and liver damage, seizures, stroke, brain damage.
For example marijuana's effects on a person are heart rate speeds up, the breathing passages relax and become enlarged, and blood vessels in the eyes expand, making the eyes look bloodshot (red).
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