Sir August De Wynter is the main antagonist in the 1998 film The Avengers.
Quick Answer. Heavy legs are a common symptom of peripheral artery disease, according to SecondsCount. The heavy sensation also points to varicose veins, according to the Mayo Clinic. In those who are heavy exercisers, heavy legs are a symptom of overtraining, adds the American Council on Exercise. Continue Reading.
See your doctor immediately. 1  If there is redness on your legs and if you have a fever. 2  If your legs are swollen and feel abnormally cool to touch. 3  Welling in both legs and breathing problems.  Calf pain after sitting for a long time such as after a long flight.