How To Stop Your Shoes From Smelling

Sprinkle some talcum powder inside your shoes, immediately after you take them off.
Put some soda bicarb into your shoe and shake it around, down till the toes. Place the shoes in a plastic bag and keep inside the refrigerator for 1-2 hours.
Before you put on shoes in the morning, sprinkle some talcum powder on your feet.
you feet thoroughly in the morning, especially the area in-between your toes.
Make sure that your feet are completely dry, before you put on shoes. Wet feet can lead to smelly shoes.
Change your socks at least once in a day. In case you are involved in an activity that leads to sweating, changing the socks more often is required.
Whenever you take a bath, don a fresh pair of socks.
Wash you sports shoes once a week and always let the shoes dry completely, before you put them on.
Stick to shoes that are made from natural materials, as they allow your feet to breathe and let sweat dissipate easier.
Every few days, keep your shoes outside, in the sun. It will help get rid of any smell in them.