Which is an uncontrollable risk factor that puts individuals at more risk for contracting a disease?

age
diet
physical fitness
personal hygiene

age

Explanation:

You can control your diet, how much exercise you do, and your personal hygiene. You can't control how old you are. :)

The correct answer is age. See the explanation below, please

Explanation:

A risk factor is that condition that predisposes to the development of a disease. For example for cardiovascular diseases, various factors such as diet (if high in fat increases bad LDL cholesterol that covers the arteries), sedentary lifestyle (increased abdominal fat is harmful), age. The latter cannot be modified, if the above to reduce the risk of the disease.

cutting out negative people, changing their diets, exercising, taking off days from work or school, etc