For some people two drinks a day can lead to problems while others can consume up to four drinks a day without any harmful effects. Recent studies suggest that problems with health can begin when more than two drinks per day are consumed. Excessive drinking over time can lead to tissue damage and disease. Alcohol has a toxic or irritating effect on cells and tissues. Also, many people who drink too much do not always follow a nutritious diet because alcohol reduces their appetite.
Thiamine is essential for the body's normal use of carbohydrates.
Also, the nerves, muscles, and heart need thiamine to function normally. Alcohol can also damage the lining of the small intestine and interfere with the absorption of nutrients from the small intestine. Also, drinking alcohol can make insomnia worse. Alcohol can cause gout. Gout occurs when the buildup of uric acid causes inflammation in the knee or foot.