Yes.
Alcohol...
Tolerance refers to the blood alcohol level necessary to cause impairment of mental and physical function. As alcoholism develops, the ability to tolerate alcohol also increases.
yes
Alcohol dependence
The reason abrupt cessation of alcohol can be deadly is because the alcoholic has developed a physical dependence on it.
Because alcohol builds dependence. YOU GAIN TOLERANCE
Addiction can be a physical dependence. Physical addiction is not the only form of addiction. There is also psychological addiction, which is also considered addiction. A physical dependence and a psychological dependence often coincide with one another, but they don't always have to. Usually, psychological dependence comes first. One could be addicted to alcohol psychologically, meaning they have overwhelming desire to the point that it feels like a need to drink. Drinking too much alcohol on a regular basis can lead to a physical alcohol addiction, meaning the person has to drink alcohol for their body to function. The psychological addiction may even be gone at this point, and they not want to drink anymore, however the physical addiction is still there. Another example could be in marijuana. Marijuana can be very psychologically addictive, however it causes no physical addiction. Either way, an addiction is an addiction, be it physical, psychological, or both.
Substance abuse and addiction is called dependence. When a person is addicted to drugs or alcohol, they develop a physical and/or psychological dependence.
Withdrawal symptoms if no alcohol is consumed for a long enough period of time.
Yes, the body can be physically addicted to alcohol. The psychological dependence comes first, then the physical dependence. So you would have to recover from those in the reverse order. You first get the medical care to get off the alcohol, and then you get the treatment for the psychological component.
Physical dependence is the withdrawls you have when you stop using, emotional dependence is the mental obsession and compulsion to keep using. Check out narcoticsannonymous.org if you believe you have dependency issues or research al-anon if someone you love is struggling with dependency
The etiology of alcohol dependence is the subject of considerable professional and scientific debate.