Blood alcohol content (BAC), also known as a blood alcohol level, is the amount of alcohol in your blood. Levels can range from 0% to over 0.4%.| Cleveland Clinic
Your central nervous system (CNS) regulates almost everything you do. Learn more about how your brain and spinal cord work in your CNS.| Cleveland Clinic
Your small intestine does the heavy lifting needed to move food through your digestive system. Learn more here.| Cleveland Clinic
Sex recorded at birth assigns a label — male or female — based on the appearance of your genitals at birth. In the U.S., this label goes on your birth certificate and your medical records.| Cleveland Clinic
You know the feeling. Learn why you have it and how to stop nausea fast.| Cleveland Clinic
The liver is both an organ and a gland. It performs hundreds of important bodily functions that are vital to human life.| Cleveland Clinic