The use of "anno domini" and "before Christ" to mark time began in the early days of Christianity, and they're still used to track calendar years today. When reading historical texts or delving ...

A physician assistant (PA) is a health care professional who works with doctors and gives medical treatment. You can find physician assistants in virtually all primary care and specialty medical ...

Mark Gurarie is a freelance writer covering health topics, technology, music, books, and culture. He also teaches health science and research writing at George Washington University's School of ...

The A/G ratio is a blood test that measures the amount of albumin and globulin proteins in your blood. A high A/G ratio may indicate kidney disease, an antibody deficiency, or severe dehydration. A ...

Atlanta-based Chick-fil-A Inc. is a family owned and privately held restaurant company dedicated to serving communities in which its restaurants operate. Credited with inventing the chicken ...