A Chinese Communist Party military scientist who got funding from the National Institutes of Health filed a patent for a COVID-19 vaccine in February last year - raising fears the shot was being studied even before the pandemic became public, according to a new report.

"Why is Narcan free to a dope addict but my insulin is $750 a month?" asks an online meme that has since gone viral. "Humalog cost $21 a vial in 1996 and now that same insulin is $375" claims another meme designed to call for price regulations.