A few of the more robust tobacco plants that are prized for their strength and intensity include, but are not limited to: Pennsylvania Broadleaf, Dominican Piloto Cubano, San Vincente, Honduran Corojo, Nicaraguan Criollo 98, and Ecuadorian Sumatra
Smoking causes a temporary rise in blood pressure
Award-winning actress Jennifer Aniston, who was a chain smoker early in her career, was caught lighting up again recently as she celebrated her birthday
Also, smoking in pregnant women can causes problems for mother and fetus, such as stillbirth, fetal measurements, neonatal death, perinatal death, placental abruption, miscarriage, preterm birth, premature pulmonary aging, and chronic obstructive pulmonary disease [16,17,18]
But a factor of 4 is at least plausible, so lets check it
Secondhand smoke caused an estimated 34,000 heart disease deaths and 7,300 lung cancer deaths each year from 2005 to 2009