Verified Answer :

The top five fatal diseases are the following (if I'm not mistaken):
1. Coronary Artery Disease
2. Stroke
3. Chronic Obstructive Pulmonary Disease
4. Lower Respiratory Infections
5. Lung Cancer
I hope this helps! ;)

  1. C.A.D or, Coronary Artery Disease.

    2. Stroke (blood being cut off from the brain)

    3. COPD or, Chronic Obstructive Pulmonary Disease

    4. A Lower Respiratory infection. (Not specifically named) but this is the answer

    5. Lung cancers. Such as: Trachea and Bronchus.