People easily get addicted to alcohol and drugs. The addiction is mental and physical. The causes of addiction are also physical and mental. Among physical causes leading to abusing of drugs and alcohol are fatigue, pain, inability to relax. Among mental reasons making people abuse drugs and alcohol are depression, feeling uneasy, aggression towards environment. People use addictive relaxing substances to escape from reality, to relive bothersome conditions (pain). Revia fights addictive conditions and helps people feel better on withdrawal.