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Research suggests that vaping can increase the presence of pathogenic bacteria associated with periodontal disease

We conducted a sensitivity analysis with serum cotinine quartiles, and the s for Q2, Q3, and Q4 in model 3 were 3.67 (-10.50, 17.84), 21.69 (7.10, 36.28), and 35.94 (22.71, 49.16), respectively, participants in Q4 had 35.94 ng/dL higher total testosterone than Q1(p for trend 0.05)

"Mild Seven morphs to Mevius in Korea"

The rate of infertility in men and women smokers is about twice more than the non-smokers

Tar and particulate matter coat the airways and lung tissue

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