Best Shoe Inserts for Heels & Flats — prevent pain during running

The three most important functions of any shoe inserts, whether for high heels  or for flats are to add comfort by:  1. Cushioning the ball of the foot 2. Stopping the foot from sliding forwards, or down the slope in high heels 3. Stablizing the foot from moving about inside footwear during vigourous movements such as in playing sports or running, and stablizing high heels from wobbling which makes walking naturally difficult Inside running shoes, such as the shoe illustrated, and other footwear that are used in active sports the forefoot insert acts to stop the foot from moving forward inside the...