Describe Insomnia

question 139

Essay

Describe insomnia?

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Definitions:

Muscle Contractions

The process whereby muscle fibers shorten or lengthen to produce movement or apply force against resistance.

Nutrients

Essential substances that organisms need to acquire from their environment to maintain health and support growth.

Oxygen

A chemical element with symbol O, essential for the respiratory processes of most living organisms.

Cardiovascular Disease

A class of diseases that involve the heart or blood vessels, including coronary artery disease, hypertension, and stroke.