What Causes Burning Sensation On Feet?

Hi doctor, I have a problem of burning sensation in both of my feet with pain. I cant stand at a time for five minutes continueously. My feet gets hotter when standing and walking. I am 40 yrs and consulted doctors they suggesting to not take stress. I am normal man with no diabetic, BP and pure veg. Kindly suggest methods to rid off the symptoms please. I am 40 years old. height 5.6', weight 67 kgs. Non diabetic, Non BP, pure veg. Not major ailments, No operations done for anything. Non alchoholic, No tabacco in any way, consume less salt, oil, chilly.