It is said that every person has two doctors with him... his right leg & his left leg. A vigorous 5 mile walk can do more good for an unhappy but otherwise healthy man than any medicine or psychology. it is the easiest exercise for most individuals, one that can done without equipment except good shoes, in most terrains & weather & also in very old age.
What we are talking about is not just walking but brisk walking. Here are the benefits of the same read on