A neurologist at the University of Minnesota is shedding light on the role of melatonin in the body. This hormone helps the body prepare for sleep by affecting various bodily functions. It is often misunderstood as a sleeping pill, but its actual function is more complex.

The body's internal clock is regulated by melatonin, which is produced in the brain. Further information on melatonin and its effects can be found through the University of Minnesota or other reliable sources, providing a more detailed understanding of this hormone's function and importance.