Numerous studies have shown that CSE causes accumulation of damaged mitochondria with severe mitochondrial damage through mitophagy (Mizumura et al., 2014
Smoking weakens the lower esophageal sphincter, allowing stomach acid to flow back into the esophagus more easily
It usually takes about 12 hours to clear nicotine from your lungs, but cotinine, which is a chemical compound that is produced when your body metabolizes nicotine, can be detected for up to four days in your saliva and for one to three months in your blood and hair
[114] In September 2019, Walmart announced that it would cease the sale of all e-cigarettes due to "regulatory complexity and uncertainty" over the products
The post-COVID recovery in Chinese outbound tourism, which saw approximately 87 million outbound trips from China in 2024 and is expected to reach 120 million by 2026, has been particularly impactful, as Chinese travelers are among the highest per-capita duty free tobacco spenders globally