Biological timer

in our body we have auto-biological timer that function of what should be done in the body naturally such as :
- when the body must rest,
- when the body needs food or
- other activities conducted by the body for 24 hours.

Biological timer can be run because of the Suprachiasmatic Nuclei (SCN). Knowing that there are cycles in our bodies, we can know when the body in optimal condition so that what we do is also useful for optimal health.