Why the water content in old age decreases ?

Dear student.

There are various reasons why water content decrease with age.

1. Reabsorption of water does not takes place properly by kidneys.
2. Increase in fat with old age. Adipose is the least hydrated tissue.
3. ADH, renin, angiotensin hormone is not regulated properly by neuro-endocrine system.

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Regards.

 

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