How does tolerance affect a drinker's body?
it takes increasingly larger amounts of alcohol to achieve the original effect.
it provides a constant amount of alcohol in the bloodstream.
it causes the immediate removal of alcohol from the body's systems.
the body needs only a small amount of alcohol to cause intoxication.

Adisease in which scar tissue replaces healthy liver tissue

Ihave a really high metabolism and only weigh 70 pounds (13 almost 14). people always ask me two questions: do you ever eat and how do you eat so much and stay so skinny.i am worried that a high metabolism wont me forever. what are some safe steps i can take to maintain being fit. (also, i already work out i am a dancer so i get cardio a lot)

In which way does nicotine cause addiction? by stimulating the brain’s pleasure center by increasing blood-sugar levels by decreasing dopamine levels by reducing depression and anxiety