Regulation of MDs in Illinois. The Illinois Department of Financial and Professional Regulation (IDFPR), together with the Illinois Medical Licensing Board, regulate the licensing and practice of physicians in the state.
For example, one day you can target the thighs, the next day target the calves, and the third day work on the hips. This alternating routine gives you a more thorough and balanced training experience. As with any exercise, a leg workout should never be done on more than five consecutive days.
1 Return to full activity is usually allowed when you're pain free, have full range of motion of your lower leg and full strength of your calf muscles, which may take a few weeks or more.  Calf strains are most common in men between the ages of 30 and 50 years.