My parents at least are more reasonable (despite still being reluctant to give up on WeChat), but I have an aunt that has definitely fallen into this trap. She uses it for medical advice as well, and Dr. WeChat has a lot of...interesting opinions.
Who needs vaccines when you could just eat more garlic, right?
This, in the American community, is what we call "the gusano phenomenon", from Indochina and China, to Afghanistan, to Cuba and Nicaragua
It is the phenomenon of attracting historically anti-communist, yet generally pro-western, emigres into your land, who may or may not have been part of the former ruling class (eg. think small business, pro-west military collaborators, compradors) and thus have their individual, if not collective material interest in opposing their country's new government, (which the U.S likely opposes)
In addition, they make good foot soldiers and lobbying voices against any internal domestic progressive opposition
This sort of politics is not an aberration, this is cold war migrant policy, worked over time (and believe it or not, the cold war did not end, it merely froze and defrosted)