Does a Strong Immune System Make Colds Worse?

Not everyone who is infected by a cold virus actually shows symptoms. In fact, people who seem to experience symptoms like a sore throat and stuffy nose more often may actually have more robust immune systems!

Hosted by: Olivia Gordon

SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org
----------
Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow
----------
Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever:

Kevin Carpentier, Eric Jensen, Matt Curls, Sam Buck, Christopher R Boucher, Avi Yashchin, Adam Brainard, Greg, Alex Hackman, Sam Lutfi, D.A. Noe, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters
----------
Looking for SciShow elsewhere on the internet?
Facebook: http://www.facebook.com/scishow
Twitter: http://www.twitter.com/scishow
Tumblr: http://scishow.tumblr.com
Instagram: http://instagram.com/thescishow
----------
Sources:

https://cmr.asm.org/content/26/1/135.full
https://www.sciencedirect.com/science/article/abs/pii/S1081120610632139
https://www.sciencedirect.com/science/article/abs/pii/S0732889315001510
https://onlinelibrary.wiley.com/doi/abs/10.1034/j.1399-3038.2003.00064.x
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4348013/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2785020/
https://my.clevelandclinic.org/health/diseases/17431-rhinitis
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5826082/
https://academic.oup.com/cid/article/26/4/840/415385
https://academic.oup.com/cid/article/26/4/847/415391
https://jlb.onlinelibrary.wiley.com/doi/full/10.1189/jlb.0606412
https://www.atsjournals.org/doi/abs/10.1164/ajrccm.150.4.7921444
https://www.sciencedirect.com/science/article/abs/pii/S0306987796902595
https://www.cmaj.ca/content/184/10/E551.short