TopicImproving Your Health Through Reverse Osmosis
Stiff sole- the sole of the shoe needs to be stiff to Drinking Water resist foot collapse. Many shoes are highly flexible, and this does not help stabilize a flat foot. When examining a shoe for purchase, try to bend the sole of the shoe. If it bends towards the middle of the shoe, then the shoe is too flexible. If the sole bends near the toes or the ball of the foot, then the shoe will be more supportive. Also, try to twist the shoe. Grab the front and back of the shoe and try to twist and wring it like a drying towel. If the shoe twists easily, it is not supportive enough. If the shoe resists this, then it is supportive.
Wide sole- many shoes, especially athletic shoes and some flats and sandals, will have an hour glass shape to them in which the sole will narrow along the sides at the middle of the foot. No human generally has a foot this shape, especially those with flat feet, and support along the side of the foot will be lost if a shoe with this shape is worn. Look for a shoe that has a wider sole by looking at the bottom of the shoe. If it narrows in the middle, then it may not be suitable for someone with flat feet.