Teeth are not bones; they are harder and made for chewing. Teeth are part of the digestive system, not the skeletal system. Enamel is the hardest substance in the human body and protects teeth. Teeth ...

Pre-fall closes the chapter on summer but cracks one open to fall. However short its window, think of it as a bridge to help ease your wardrobe’s transition from warmer days to cooler ones. There’s ...

Basic Knowledge: What is an accessory navicular? A congenital accessory bone that forms on the medial side of the navicular. Formally called an accessory navicular, it is commonly referred to in ...

This is Koba@kobakutsu. *As an Amazon Associate, [Koba] earns from qualifying purchases. Do you know what an accessory navicular is? On the inside of the foot, slightly above the arch, there is a bony ...