But perhaps the biggest indicators of an alcohol problem are the withdrawal symptoms if a problem drinker goes without alcohol. A casual or moderate drinker can cut off their intake of alcohol with no adverse effects. If a problem drinker tries to do the same, they may feel some effects of withdrawal within eight hours of their last drink, such as the following:

Even if you are aware of the harm that prolonged heavy drinking causes to the body, you will tend to believe that you would never let it get to that stage because you would be sure to stop long before then. But the truth is that drinking causes great harm to the body long before you can see the effects, and the most serious consequences might not be that far off. An idea of the extent of the negative health impacts of drinking can be seen in the NHS finances, which show that alcohol consumption is responsible for over 10% of the cost of healthcare in Britain. Beatings and addiction: Pakistan drug 'clinic' tortures patients
Another common misconception about rehab is that every clinic is the same, or that there is only one type available. However, as you’ll see below, there are at least seven types of drug rehab available, ranging in intensity from support groups to inpatient rehab. The option that you choose will have a lot to do with the severity of your addiction, mental state, and other factors.
Stimulants, such as tobacco, cocaine or prescription amphetamines, stimulate the brain and nervous system, causing increased alertness. Depressants, such as barbiturates and benzodiazepines, slow activity in the brain and nervous system, causing relaxation. Hallucinogens, such as LSD and PCP, drastically disrupt the way the brain and nervous system communicate, causing hallucinations. Rehab: Last Week Tonight with John Oliver (HBO)