Related Clues:
- Causes of some absences
- Transmittable ailments
- Ailments for which there is no known cure
- Causes of coughs
- They're spread in schools
- They're common
- Seasonal ailments
- They're easy to catch
- Winter woes
- Common ailments
- Winter maladies
- They're easily caught
- Sneezin' reason
- They result from catching bugs
- Common maladies