Make sure your footwear fits properly. Your socks need room for your toes to wiggle.
To protect feet from new shoe friction, dab sensitive areas with petroleum jelly. Or apply a small patch of adhesive moleskin, which you can get at most drugstores.
Rub your foot over a soda can or a tennis ball to help cramps and to relax feet.
The perfect way to refresh feet after a long day at the office: add six drops of both eucalyptus and rosemary oil to a pan of hot water. Soak for about ten minutes. Rinse, alternating between hot and cold water to improve circulation.