E-cigarettes can contain dangerous ingredients such as cancer-causing chemicals, chemicals linked to lung disease, heavy metals, ultrafine particles that can be inhaled deep into the lungs, and high levels of nicotine
Lets explore the research driving this renewed interest
To gather relevant publications, we searched several databases such as PubMed, EBSCO, Cochrane, and Science Direct, using specific MESH terms and keywords such as cigarette smoking, air pollution, particulate matter, gaseous air pollutants, cardiovascular diseases, and hypertension. To ensure the quality of the studies, we applied PECOS criteria that focused on the population (i.e., adults chronically exposed to outdoor air pollutants), comparator (unexposed persons), result (all-cause mortality and cardiovascular diseases), and study design (experimental and epidemiological studies, intervention studies, meta-analyses, and systematic reviews published in peer-reviewed journals in English)
Since 2015, the switch from smoking to vaping has steadily increased
Withdrawal Symptoms Withdrawal symptoms from depressants and amphetamines can be severe and include both physical and psychological symptoms