Lets ignore for a minute that the original study never made this claim and merely said that loneliness is comparable with well-established risk factors for mortality. Instead, lets focus on the question that matters: Can loneliness kill
As a result, your sympathetic nervous system stands down and the parasympathetic nervous system, the rest and digest mode, takes over
Quitting smoking can lead to significant improvements in oral health, including reduced staining, better gum health, and a lower risk of oral cancer
PMID: 27048901 pubmed.ncbi.nlm.nih.gov/27048901
The National Adolescent Drug Trends survey from the University of Michigan found in 2018 that under eight percent of 12th graders reported smoking at least one cigarette in the last 30 days, and less than four percent reported they had smoked cigarettes daily for the last month