Alcohol's presence in the body and its effects are influenced by factors like age, weight, and food intake. The liver ...

Alcohol can stay in your system for a multitude of hours, yet the exact time is dependent on factors such as weight, age, medications and health.

Even if you feel sober quickly, your body tells another story—alcohol can still be detected in your system long after the effects seem to wear off.

Every person metabolizes alcohol differently, and it can even be detected in your hair for up to 90 days. Here's your guide to absorption and tests.