I mean he literally said this, without any citation(!): "There's two studies that show children who are circumcised early have double the rate of autism. It's highly likely because they are given Tylenol" [1]
He is continuously spouting non-sense not including aggresive anti-vaccine stance, hydrochloroquine curing COVID-19 and that pesticides makes kids go transgender [2]. Yes, you definitely should know all of that and be careful, because the secretary of health has said so.