A 2014 study linked hugging with stronger protection against the common cold.
Notes on verification
Confirmed by CMU press release, APS news release, PBS NewsHour, and the original peer-reviewed Psychological Science journal article by Cohen et al.
Sources
- Why You Should Get (and Give) More Hugs - Healthline (healthline.com)
- https://www.cmu.edu/news/stories/archives/2014/december/december17_hugsprotect.html (cmu.edu)
- https://www.psychologicalscience.org/news/releases/hugs-may-help-protect-against-colds-stress-related-infection.html (psychologicalscience.org)
- https://www.pbs.org/newshour/health/hugs-help-protect-common-cold-research-finds (pbs.org)
- https://journals.sagepub.com/doi/abs/10.1177/0956797614559284 (journals.sagepub.com)