I have pain in the bottom of my foot. the pain originated justbehind the ball of my foot and it has now moved closer to the heel. the tendon in my arch hurts while walking and it has gotten worse. what should i do?

Plantar fasciitis: Sounds like plantar fasciitis try using ice to the area and take in oral anti-inflammatory drug use shoes with good support and if it doesn't improve go and see a podiatrist.

You should visit : A doctor to give an accurate diagnose i.E posterior tendon disorder vs plantar fascitiis. Once determining the correct diagnosis a treatment plan can be initiated.

Plantar fascitis: Sounds like plantar fascitis. You should see a foot and ankle specialist to properly diagnose the symptoms. Usually an ultrasound will be performed to measure and determine the plantar fascia and determine what treatment is necessary.

Many possibilities: Your pain could be as a result of many different things. A thorough history and physical exam and possibly some laboratory and radiology exams are needed to determine the exact cause. Causes of pain may include: trauma (fracture, sprain, arthritis), infection, metabolic conditions (gout), musculoskeletal or biomechanical abnormality and neurologic conditions (neuropathy).