Body Size -- The larger the person, the more body fluids to dilute consumed alcohol or lower your BAC .

Food -- Alcohol is absorbed more slowly when food is present in the stomach, lowering your BAC.

Type of beverage -- The amount of alcohol is different from drink to drink. A shot of liquor takes less time to drink than a 12 ounce beer and will be absorbed faster increasing your BAC.

Gender -- Due to differences in weight, body-water composition, hormones, and different levels of a stomach enzyme called dehydrogenate required to digest alcohol, men and women handle alcohol differently. Alcohol tends to have a stronger effect on women.

Drinking history/tolerance -- The more you drink the greater your tolerance may become to alcohol. This is a sign of increased dependency on alcohol and may indicate a drinking problem.

Physical and emotional state -- Factors including how much sleep you have had, the mood you were in before drinking, your personality, and the desires and expectations about drinking can all affect the way you feel when you drink.

Medication -- Certain medications may affect the way your body metabolizes alcohol. Please make sure you check with your doctor about drinking after taking prescription drugs.

How fast you drink -- Your body can only process so much alcohol/hour and passing that limit contaminates your body with toxins.