Lack of sleep has a direct effect on the production of three hormones and brain neurotransmitters, which in turn have a bearing on our health.

Complete the table below to show the above.

Lack of sleep Effect on the production of Ultimate effect on us

(a) Leptin __________________________________________________

(b) Ghrelin __________________________________________________

(c) Cortisol __________________________________________________

(d) brain neurotransmitters ___________________________________________