Based on this University of Chicago study, the article gives unhealthy advice:
<a href="http:&#x2F;&#x2F;www.pnas.org&#x2F;content&#x2F;early&#x2F;2015&#x2F;11&#x2F;18&#x2F;1514249112.abstract" rel="nofollow">http:&#x2F;&#x2F;www.pnas.org&#x2F;content&#x2F;early&#x2F;2015&#x2F;11&#x2F;18&#x2F;1514249112.abst...</a><p>&gt;Social isolation leads to fight-or-flight stress signaling, which can disturb the production of white blood cells in our bodies