Raised blood pressure and heart rate Constriction of skin blood vessels, resulting in a decline in skin temperature Less oxygen in the blood Stickier blood, which increases clotting risk Damage to artery linings Reduced blood flow to fingers and toes Higher risk of stroke and heart attack due to blockages of blood vessels Risk of infections such as pneumonia and influenza Severe and longer-lasting illnesses Lower levels of protective antioxidants in the blood Tightening of some muscles Reduced bone density MEN: Low sperm count Higher percentage of deformed sperm Genetic damage to sperm Impotence due to damage to the blood vessels WOMEN: Reduced fertility, menstrual cycle irregularities, or absence of menstruation Early menopause Increased risk of cervical cancer Higher risk of stroke and heart attack Irritation and inflammation of the stomach and intestines Risk of painful ulcers along the digestive tract Reduced ability to smell and taste Premature wrinkling of the skin Higher risk of blindness Gum disease or periodontitis A mothers smoking can affect an unborn baby

The team gathered samples at 20, 60, and 100 puffs
This lack of increase has made these products more affordable, which undermines efforts to reduce their consumption
Jason previously taught at the storied Journalism School at the University of Missouri in Columbia and was a reporter for Reuters
Smoking and Blood Tests: How It Impacts Your Results According to the CDC, 49.2 million US adults reported current tobacco product use, which is the equivalent of almost 20% of all adults