[â¦] Low body temperature is a direct indicator of a poorly functioning metabolism. Metabolism basically refers to how efficiently your body can turn fuel (food) into energy (such as heat). So low body temperature is a good indicator that your metabolism isnât doing so hot (pun intended).
1 Blood clot in the leg: A blood clot is a clump of blood thatâs in a solid state. When a blood clot forms in a vein of the leg, it can impair blood flow, leading to swelling and discomfort.  Injury or infection: An injury or infection affecting the foot, leg, or ankle results in increased blood flow to the area.
This can mean long hours on your feet and hours of pain. Other causes of leg and feet pain can include: 1  Swelling leading to excess weight gain from water retention. 2  Not enough rest. 3  Sciatic nerve pain. 4  Poor circulation (regular exercise can be somewhat helpful in alleviating this problem).