Hookah smokers inhale toxic chemicals that may harm the heart, report warns

Hookah smoking gains popularity - The Spectator

Epidemic of nicotine addiction: More and more minors exposed to poison from regular and e-cigarettes, hookahs and vapes

Facts About Hookah American Lung Association

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Hookah at the Point of Sale – Counter Tobacco

The effects of hookah/waterpipe smoking on general health and the cardiovascular system, Environmental Health and Preventive Medicine

PDF) Assessment of Narghile (Shisha, Hookah) smokers' actual exposure to toxic chemicals requires further sound studies

3 Reasons Why Smoking the Hookah is Harmful

The effects of hookah/waterpipe smoking on general health and the cardiovascular system, Environmental Health and Preventive Medicine

Pipe Tobacco Health Risks

Is shisha more harmful than cigarettes

Surgeon General's report warns e-cigarettes a 'public health threat' - You're the Cure

Is hookah harmful if we don't inhale it into our lungs and instead just blow out the smoke from our mouth? - Quora