(eTables 6 and 7 in the Supplement)
Temporary Relief, Long-Term Harm: Nicotine may provide a quick sense of relaxation, but it also increases anxiety, irritability, and mood swings once the effect wears off
Less oxygen means more strain on your heart and lungs as they work harder to keep the body oxygenated, and this extra stress increases the likelihood of stroke and heart disease for smokers
An alternative tobacco product Can you swallow Zyn nicotine Researchers found that direct-mail advertising positioned oral nicotine products as alternatives to existing tobacco products, including traditional smokeless products, cigarettes, and e-cigarettes
What to Look For: Hard bumps or swollen areas on the gums, cheeks, or tongue