is chewing tobacco worse than cigarettes vs Statistics: Key Insights Cigars vs Cigarettes: Risks, Rewards

Jarvis, M

Research published on NCBI confirms that areca nut (a key ingredient in gutkha) is directly linked to oral fibrosis and increased cancer risk

Fischer R, Clair C, Studer J, Cornuz J, Gmel G (2014) Prevalence and factors associated with use of smokeless tobacco in young Swiss men

The authors suggest that lycopene-olive oil can be used as a supplement to reduce oxidative stress and the inflammatory process in hypercholesterolemic subjects, thereby potentially lowering the risk of atherosclerosis (5)

Cancer risk (TSNAs)

Frequent marijuana users have been shown to have: An 88% higher risk of developing coronary artery disease An 81% increased risk of stroke Among those who had been diagnosed with premature cardiovascular disease - men younger than 45 and women younger than 55 - frequent marijuana users had: 2.3 higher chances of coronary artery disease or myocardial infraction 1.9 times higher risk of stroke Another study found that marijuana use leads to an increased risk of cardiovascular complications and found that cannabis use is a possible risk factor for cardiovascular disease in young adults