[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.
Causes. Leg and foot cramps can be triggered by conditions affecting your hydration, blood flow, hormone levels, and your body's ability to absorb and process certain minerals. Kidney failure, alcohol abuse, cirrhosis, pregnancy, diarrhea, muscle damage and oral contraceptives can cause leg and foot cramps.