Choose shoes with proper arch support, a firm heel and thick flexible soles to cushion your feet and absorb shock. If you walk outdoors when it's dark, wear bright colors or reflective tape for visibility.
(info from mayoclinic.org/healthy-lifestyle)
When you have new walking shoes or new walking clothes, you are the
opposite of all dressed up with nowhere to go. Get out and try them out!
Hate to walk in the cold? Buy the right layered clothing and you'll have to take it for a walk. Hate the rain? A waterproof jacket or umbrella
can give you an urge to dodge the puddles. Does hot weather make you
wilt? Wear sweat-wicking clothes, a great hat, and a neck cooler for staying cool on hot walks. Naturally, new shoes always nag you to
(info from walking.about.com)