The number of diagnoses of Attention Deficit Hyperactivity Disorder has ballooned over the past few decades. Before the early 1990s, fewer than 5 percent of school-age kids were thought to have A.D.H.D. Earlier this year, data from the Centers for Disease Control and Prevention showed that 11 percent of children ages 4 to 17 had at some point received the diagnosis — and that doesn’t even include first-time diagnoses in adults.
Could government policy be the reason?
The beginning of A.D.H.D. as an “epidemic” corresponds with a couple of important policy changes that incentivized diagnosis. The incorporation of A.D.H.D. under the Individuals With Disabilities Education Act in 1991 — and a subsequent overhaul of the Food and Drug Administration in 1997 that allowed drug companies to more easily market directly to the public — were hugely influential…For the first time, the diagnosis came with an upside — access to tutors, for instance, and time allowances on standardized tests.
Source: NYT Magazine.