What Types of Pollution Affect Our World Today,and Why Are

question 4

Essay

What types of pollution affect our world today,and why are they such a serious health concern?

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Definitions:

Ghrelin

A hormone produced mainly by the stomach that stimulates appetite and signals the brain to increase food intake.

Leptin

A hormone involved in regulating energy balance by inhibiting hunger, thereby regulating fat storage in the body.

PYY

Peptide YY is a hormone produced in the gut in response to eating, which has been associated with reducing appetite and inhibiting food intake.

Hypothalamus

A region of the brain that controls various autonomic functions, including temperature regulation, hunger, thirst, and the release of hormones.