Many scientists say we actually have nine senses - sight, sound, taste, touch, smell, pain, blanace, thirst, and hunger.
Hearing, sight, taste, touch, and smell are known as our external senses. They provide information about the outside world.
Pain, balance, thirst, and hunger are considered to be our internal senses. They provide information about the body and its needs. For example, the sense of hunger shows that the body needs food