Pretty sure there are strains that can cause nausea. I had one back around 2011 or so that nearly killed me after a week of puking non-stop. I reached a point of just sipping broth, not sleeping for like 36 hours towards the tail end. It’s what made me realize the times I thought I’d had it before were probably just food poisoning
We’re the most social creatures on the planet. It may not sway anyone, but it could help keep moral up for those of us more at risk for skipping from sheer depression or apathy.