1 The 2009 swine flu outbreak (pandemic) was due to infection with the H1N1 virus and was first observed in Mexico. 2  Symptoms of swine flu in humans are similar to most influenza infections: fever (100 F or greater), cough, nasal secretions, fatigue, and headache.
Intellectual disability is a disability characterized by limitations in intellectual functioning and resulting in the need for extraordinary supports for the person to participate in activities involved with typical human functioning (Wehmeyer, Buntinx, Lachapelle, Luckasson, Schalock, Verdugo, , 2008).
Intellectual disability is a condition diagnosed before age 18 that includes below-average intellectual function and a lack of skills necessary for daily living. In the past, the term mental retardation was used to describe this condition. This term is no longer used. Intellectual disability affects about 1 to 3% of the population. There are many causes of intellectual disability, but doctors find a specific reason in only 25% of cases. Risk factors are related to the causes. Causes of intellectual disability can include: 1  Infections (present at birth or occurring after birth)  Chromosomal abnormalities (such as Down syndrome)