The ability to repair tissue following injuries is essential for the survival of all animals. Following wounding, the skin is repaired by activating, migrating, and dividing skin stem cells. Defects ...

The body is always in a state of change. In particular, the cells in your skin are constantly replacing themselves. The skin does this through the process of regeneration and repair. On a cellular ...

Your skin is your body’s largest organ, and it has its work cut out for it. Each of its many layers has its own role in helping to protect your body. This layer of skin also contains keratin and ...

The human body operates on a roughly 24-hour cycle known as the circadian rhythm. The cycle is primarily controlled by the suprachiasmatic nucleus — two clusters of neurons in the hypothalamus. This ...