Air Quality Alerts are available for most geographic areas in New England. Note that those areas in New England not covered by Air Quality Alerts do not generally experience unhealthy air quality.
Definition of disease. 1  1 obsolete : trouble. 2  2 : a condition of the living animal or plant body or of one of its parts that impairs normal functioning and is typically manifested by distinguishing signs and symptoms : sickness, malady infectious diseases a rare genetic disease heart disease.
A condition is a state of being. It can refer to how severe a disease is (his condition remains critical); to something that falls just short of a disease (the condition of being poor); how healthy someone is (she is in great condition !). There are a few other meanings, but these seem most relevant to health.