Name: How a Simple Hug Can Protect You From a Virus
Uploaded: 2026-03-29T23:04:16.000Z
Description: What if one of the most powerful medicines we have didn’t come from a pharmacy but from another person’s arms?

Makai Allbert is a health writer with a Bachelor of Science in Biomedical Sciences and a Master of Arts in Humanities. He has conducted biomedical research at the University of Maryland, collaborated on data analytics projects with NASA, and served as a visiting scholar at Harvard University’s Center for Hellenic Studies. He aims to deliver well-researched insights in health journalism. Contact Makai at makai.allbert@epochtimes.nyc

Makai Allbert

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What if one of the most powerful medicines we have didn’t come from a pharmacy but from another person’s arms? Researchers at Carnegie Mellon exposed hundreds of people to the common cold virus and tracked a surprising variable: how often they were hugged. The results were not subtle.

In this video, we explore what scientists call “cuddle nerves” and why they exist under your skin. We look at what happens in your brain chemistry after an embrace and why the length of a hug matters far more than you’d think. In particular, there’s a specific duration that triggers the full biological response, and most of us aren’t reaching it.

We also cover recent studies showing that hugs can measurably lower inflammatory markers in your blood and reduce stress hormones. For people healing from trauma, the science gets even more interesting.

In a society constantly searching for the next health optimization, hugs might be the most underrated intervention we already have access to.

🖋️ <a href="https://journals.sagepub.com/doi/abs/10.1177/0956797614559284" target="_blank" rel="nofollow noopener">Carnegie Mellon Study: Hugs Reduce Cold Infection by 60%</a>
Source: Psychological Science
​
🖋️ <a href="https://pmc.ncbi.nlm.nih.gov/articles/PMC5345811/" target="_blank" rel="nofollow noopener">C-Tactile Afferents (“Cuddle Nerves”) Respond to Gentle Touch</a>
Source: Neuroscience & Biobehavioral Reviews
​
🖋️ <a href="https://pmc.ncbi.nlm.nih.gov/articles/PMC8906645/" target="_blank" rel="nofollow noopener">Hugging Triggers Dopamine Release</a>
Source: Frontiers in Behavioral Neuroscience

🖋️ <a href="https://www.sciencedirect.com/science/article/pii/S0001691821001918" target="_blank" rel="nofollow noopener">Optimal Hug Duration: 1-Second vs. 5-10 Seconds vs. 20 Seconds</a>
Source: Acta Psychologica
​
🖋️ <a href="https://pubmed.ncbi.nlm.nih.gov/37047955/" target="_blank" rel="nofollow noopener">2023 Study: Daily Hugs Reduce Morning Cortisol by 8 percent to 11 percent</a>
Source: International Journal of Environmental Research and Public Health
​
🖋️ <a href="https://pubmed.ncbi.nlm.nih.gov/15206831/" target="_blank" rel="nofollow noopener">2003 Study: Hand-Holding and 20-Second Hug Lowers Heart Rate/Blood Pressure</a>
Source: Psychosomatic Medicine
​
🖋️ <a href="https://onlinelibrary.wiley.com/doi/full/10.1111/jsr.14174" target="_blank" rel="nofollow noopener">Affectionate Contact Improves Sleep Quality</a>
Source: Journal of Sleep Research

🖋️ <a href="https://www.tandfonline.com/doi/abs/10.1080/10570314.2020.1850851" target="_blank" rel="nofollow noopener">2020 Study: Hugging Reduces Pro-Inflammatory Cytokines (IL1-β and TNF-α)</a>
Source: Western Journal of Communication
​
🖋️ <a href="https://pmc.ncbi.nlm.nih.gov/articles/PMC10741468/" target="_blank" rel="nofollow noopener">Neuroplasticity: Positive Experiences Reshape Neural Pathways</a>
Source: AIMS Neuroscience

🖋️ <a href="https://pmc.ncbi.nlm.nih.gov/articles/PMC7896216/" target="_blank" rel="nofollow noopener">Physical Comfort Creates New Neural Patterns for Emotional Recovery</a>
Source: Frontiers in Psychology

🖋️ <a href="https://ept.ms/HugtoReduceStress" target="_blank" rel="nofollow noopener">The Perfect Hug Length to Improve Immunity and Reduce Stress</a>
Source: The Epoch Times

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