For many people, discomfort during a medical injection or a long tattoo session feels especially intense. According to new ...

Medically reviewed by Smita Patel, DO Key Takeaways Genetic testing is the definitive diagnostic tool to identify the gene that causes Huntington’s disease, and you can have the genetic test years ...

Until about five years ago, scientists believed the pregnancy hormone, human chorionic gonadotropin (hCG), was the culprit.