What causes the pins and needles feeling while exercising?

Intermittent claudication is a set of symptoms related to peripheral vascular disease that usually occur in the calf/lower leg during exercise. read more

The sensation (just like when you sleep on your arm and it goes numb or gets pins and needles sensation) is from a lack of blood and specifically oxygen and glucose to the region. The reason that you may get it early in your exercising is because your heart may be slow to adjust to the faster utilization of oxygen/glucose leaving your skin to be underfed. read more

According to Sports Injury Bulletin, CECS causes pins and needles in the affected area, as well as muscle pain; symptoms occur with strenuous exercise and decrease with rest. You also might experience swelling in your arm during and immediately after exercise, as well as weakness and a pronounced feeling of fullness. read more

If I am unable to exercise for an extended period of time my anxiety level increases and the sensation of pins and needled returns. When I am able to resume my exercise schedule the pins and needles feeling is quite bad for the first few days. Usually by the third day the pins and needles feeling starts to subside and by the fifth day it is gone. read more