Waking

 One can walk at a reasonably vigorous speed(five to six km/ph)for half an hour, five to six times a week.Over a long term,regular walking can do a lot of good by way of perventing illness.                                                           Regular  walking  helps to control weight and tones up the body.It also cuts down the future risk of many chronic disease by 30 to 40 percent.                                                                              For those who are unable to walk half an hour,walking briskly three to four times a day for ten minutes at a time will provide many of the same benefits  as walking Continuously  for 30 minutes.