A 2026 population-based polysomnography study involving 1,206 adults found current smokers had 1.75x higher odds of worse obstructive sleep apnea severity than non-smokers or occasional smokers after adjustment for age and body mass index. Former smokers showed almost the same overall signal — 1.76x higher odds than never smokers — but that part of the …
A 2026 PRISMA-compliant systematic review and meta-analysis in Drug and Alcohol Review consolidated 30 publications covering 202 prevalence estimates from 120,041 South African adolescents: pooled lifetime prevalence was 35.09% for alcohol use, 25.47% for tobacco use, and 10.47% for cannabis use.1 Research Highlights 30 publications, 202 estimates: pooled data covered 120,041 South African adolescents. Alcohol …
Transcranial direct current stimulation (tDCS) emerges as a promising, noninvasive treatment for reducing cravings in substance addiction. This technique involves the use of scalp electrodes to modulate neural activity, influencing cravings associated with drug addiction or substance dependence. Despite its promise, further research is needed to standardize protocols and understand long-term efficacy. Highlights: tDCS significantly …