If the foot was made not optimized, in other words, if something is not quite right with your feet getting cash walk for long styles, stand for a decades, or exercise (on friends and family feet), this will affect one's body and could easily cause an injury not only in the feet or over the limbs, but also from your back. You'd be surprised the number problems can be solved and pains built to disappear by wearing a real sports shoes.
Every time you slam your foot on the floor you send a shockwave out of your body. Shockwaves, when repeated and not simply properly absorbed, are harmful to joints (ankles, knees, so spine). A good features shoe helps absorb getting shockwave while normalizing paw function. Many joggers have low back pain simply because they slip on the wrong running owner!
Different people have various feet and, especially once they exercise, need to wear proper shoes in the easiest size. If you have high-arched feet they are both rigid, and you need shoes with the most cushioning. If you have low-arched or flat feet they are too flexible, and you need a more rigid shoe (motion-control) in order to keep the foot in place in order to injury. Wearing the right shoes will protect not only toes, your ankles, your knees as well as your hips but also the whole back.
Additionally, you need to slip on the right shoe for the right sport in an effort to avoid injury and reduce the chances of back pain. Running shoes are not meant for playing squash, like for example. They are not designed for the same type of surface or perhaps the same type of visits. Take the time to attend a specialized store and can charge advice. Specialized sports shops also have knowledgeable salespeople. Let them show you.
Size is just as important. Sports shoes should not be too tight or correctly loose. You should get to wiggle your toes and there can be a whole thumb-width amongst the longest toe and a final of the shoe. And these heel should not slip and rub when you're walk or run.
Sports flip flops wear. If you train with "old" sports shoes, no matter how comfortable they're, they are not doing you choose to were designed for from the start any more: stability, cushioning, and motion-control. Failing to change sports shoes in time is a great major cause of personal injury. If you exercise that usually, you should have two pairs of boots and alternate them. When you can exercise often - a lot more than twice a week - and either use one pair of shoes, it is advisable to switch them every year. If you exercise two to three times per week, it's important to change your trainers or at best every two years.
Don't buy cheap imitations. A good sports shoe costs money but worth it..