1. No matter how exquisitely designed a pair of sports shoes may be, do not choose them if they feel uncomfortable when worn.
2. Do not select shoes based solely on length; consider the width and overall fit as well.
3. Shop for shoes when your feet are at their largest (e.g., in the evening or after a workout).
4. Wear standard cotton socks when trying on shoes.
5. Ensure there is sufficient room for your toes; there should be a gap equivalent to the width of a thumb joint between your longest toe and the front of the shoe.
6. Before making a purchase, examine the shoe's interior design; this helps you select a pair that suits both your feet and your specific style of exercise.