Hypokalemia is not commonly caused by poor dietary intake. The most common reason that potassium levels fall is due to the loss from the gastrointestinal (GI) tract and the kidney. Potassium loss from the GI tract may be caused by: Vomiting.
Primary Muscles Used While Running. Primary muscles will get the most impact from your movement and therefore should receive more care. Your primary muscles while running will include your quads (quadriceps femoris), hamstrings, gluteus maximus, iliopsoas, and your calf muscles. quads. Your quads are muscle groups of four basic muscles located on your front thighs. You will be able to see and identify these muscles on the picture to your right.
Tight Calf Muscles. A common problem in athletes is tight calf muscles, especially in runners. We look at symptoms, causes and treatment options to release muscle tightness. The calf muscle group consists of the gastrocnemius muscle and the soleus muscle. The symptoms are a gradual tightening in the calf muscles which can get worse when running or improve while running only to tighten up later. Tight calf muscles may be caused by a compartment syndrome. This is where the muscle becomes too big for the sheath surrounding the muscle causing pressure, sometimes pain and restricted movement. Biomechanical problems of the foot or from running style can increase the strain on the calf muscles.