Researchers believe you can get reinfected with COVID-19, but we're not quite sure if that's a bad thing yet. COVID-19 News & Updates: www.youtube.com/playlist?list... SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at www.scishowtangents.org Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Bd_Tmprd, Harrison Mills, Jeffrey Mckishen, James Knight, Christoph Schwanke, Jacob, Matt Curls, Sam Buck, Christopher R Boucher, Eric Jensen, Lehel Kovacs, Adam Brainard, Greg, Ash, Sam Lutfi, Piya Shedden, Scott Satovsky Jr, Charles Southerland, charles george, Alex Hackman, Chris Peters, Kevin Bealer ---------- Looking for SciShow elsewhere on the internet? Facebook: www.facebook.com/scishow Twitter: www.twitter.com/scishow Tumblr: scishow.tumblr.com Instagram: instagram.com/thescishow ---------- Sources: COVID-19 Reinfections Hong Kong Case: doi.org/10.1093/cid/ciaa1275 Nevada Case: doi.org/10.2139/ssrn.3680955 pubmed.ncbi.nlm.nih.gov/32838134/ pubmed.ncbi.nlm.nih.gov/32619697/ pubmed.ncbi.nlm.nih.gov/32800801/ doi.org/10.1093/cid/ciy306 doi.org/10.1093/oxfordjournals.aje.a121517 doi.org/10.1126/science.1279801 Images: www.istockphoto.com/photo/raging-waters-and-murky-gm501193649-43101038 www.istockphoto.com/vector/astronaut-in-spacesuit-flies-standing-on-rocket-in-space-among-planets-and-stars-gm1133795506-301048592 www.istockphoto.com/vector/about-to-start-virus-swab-test-gm1216104930-354474248