Which of the following is not a water-borne disease?

Explanation

Water-borne diseases are illnesses caused by drinking dirty water containing harmful germs. These diseases spread when contaminated water enters your body.

Typhoid, cholera, and hepatitis are all caused by bacteria or viruses in polluted water. People get these diseases by drinking or using contaminated water.

Headache is a symptom, not a disease. It can happen for many reasons like stress or dehydration, but it is not caused by drinking contaminated water.