How long does cigarette smoke stay in the blood?
On One Hand: No More Than 96 Hours in BloodstreamAfter your last cigarette, the nicotine from the cigarette smoke can stay in your body for up to 96 hours, according to David Stamp, trained cessation specialist. Very small trace amounts of nicotine can remain for up to a year, but they don’t have any addictive effects.On the Other: Nicotine Effects Can Linger LongerEven after nicotine from smoke physically leaves the body, the effects last for weeks after. You may not technically have the drug or chemicals in your blood, but the physical effects caused by the nicotine and smoke remain for weeks, says Stamp. These include decreased circulation and restricted lung capacity, according to the American Cancer Society.Bottom LineFor the most part, blood becomes free of any chemicals and drugs from cigarettes after three days.
