👉 "Gain Pain" is a medical term used to describe the feeling of extreme discomfort or pain that occurs when an individual experiences an increase in their physical activity, particularly if they are exercising. This sensation can be described as a sudden and intense increase in intensity without any apparent cause or reason for the discomfort. The specific symptoms that accompany gain pain may vary depending on the individual's health status, exercise level, and other factors. Some people might experience it when they engage in vigorous physical activity, such as