Can diabetics sue the professional athletes that marketed sugary beverages as liquid performance? Those with lung cancer, can they sue all the actors that toute

Can diabetics sue the professional athletes that marketed sugary beverages as liquid performance? Those with lung cancer, can they sue all the actors that touted the therapeutic benefits of lighting up? And gambling apps, I'm broke because a famous person made it all look like innocent tap-tap-away fun! None of these celebs will face any legal trouble because they rightly aren't responsible for the companies they shilled for. If you were able to perform true due diligence before endorsing a product or service, you wouldn't see any recognizable faces in advertising.