Last September, President Donald Trump took the stage at a White House press conference to give America some (completely unfounded) medical advice. “Taking Tylenol is not good,” Trump said. “I’ll say it: It’s not good.” Trump alleged that Tylenol, aka acetaminophen, is linked to autism, and that pregnant women taking the common painkiller increases the likelihood of their children being autistic. Trump had no scientific evidence to back up his claim, nor the support of th...