Established in 1931, the Gemological Institute of America (GIA) is the world’s foremost authority on diamonds, colored stones, and pearls. A public benefit, nonprofit institute, GIA is the leading ...

The foot is a complex structure made up of 28 bones, 33 joints, 19 muscles, over 100 tendons and ligaments, and more than 200,000 different nerve endings. These work together to allow you to walk, run ...