Pull-ups are one of the most effective upper-body strengthening exercises you can do, but they aren’t without risk. Improper form, muscle overuse, or muscle weakness can all lead to discomfort, pain, ...

Adult torticollis, also known as cervical dystonia or “wryneck,” is a condition where your neck muscles go into spasm and pull your head to one side. Torticollis is often painful and can provoke ...