The correct answer is influenza.
When germs or viruses are spread by relatively large respiratory droplets that humans sneeze, cough, drip, speak, sing, or yell into the air, droplet infection occurs. Most of these drops fall from the sky within a radius of 3 to 6 feet, often traveling relatively short distances before resting. These droplets contain a lot of pathogenic materials.
If humans are sufficiently near to one another, they can spread directly. Droplets of infection can enter the mouth, nose, or eyes and transmit disease.
Health is described as a state of complete physical, mental and social well-being.
The disease is a circumstance where malfunctioning of the body organs occurs leading to uneasiness and discomfort.
Read More: Human Health and Disease