So then scientists will have more pressure to find a cure or vaccinate them
A, medieval Europe used bloodletting as a standard treatment.
Answer:
Muscle rigidity, also known as muscle tension, rigor, or stiffness, is one of the most common causes of muscle pain. It's characterized by the inability of the muscles to relax normally. The condition can affect any of the muscles in the body, causing sharp pain that makes it difficult to move.
Explanation:
