Aspergillus is a common fungus that can be found in indoor and outdoor environments. Most people breathe in Aspergillus spores every day without being affected. Aspergillosis is a disease caused by this fungus and usually occurs in people with lung diseases or weakened immune systems. The spectrum of illness includes allergic reactions, lung infections, and infections in other organs.
Fungal infections pose an increasing threat to public health for several reasons. For other Fungal topics, visit the Fungal Homepage.