Before his death, father of ADHD admitted it was a fictitious disease

"...admitted that ADHD is essentially a “fictitious disease,” which means that millions of young children today are being needlessly prescribed severe mind-altering drugs that will set them up for a life of drug addiction and failure."

HOW MANY OTHER FICTITIOUS DISEASES EXIST TODAY? MUST PEOPLE WAIT UNTIL THESE DEATH BED CONFESSIONS TO LEARN THE TRUTH?