Alcohol can be detected in a urine test for up to 24 hours in most cases. The half-life of alcohol is roughly four to five hours. Alcohol is detectable in hair for up to 90 days. Alcohol can be ...

Add Yahoo as a preferred source to see more of our stories on Google. Drinking by the pool or at a barbecue can be tempting, but it's important to stay safe amid summer fun. Every day in the U.S., ...