cigarette between middle and ring finger Selective focus of cigarette between fingers of a person's hand against a blurred background Stock Photo Woman holding cigarette between fingers

A 2016 study found that rats exposed to one minute of secondhand cannabis smoke experienced impacted flow-mediated dilation (how arteries change in size with increased blood flow) of the femoral artery as much as tobacco smoke, with effects lasting up to three times longer

Both nitrogen dioxide and black carbon are byproducts of burning fossil fuels and come from sources such as car engines and burning coal

Registered on 21 August 2013

Additionally, their harmful substances can reduce oxygen levels in the bloodstream, causing fatigue and lightheadedness

If you are thinking about quitting, or want to quit, there are several things you can do: Talk to a Healthcare provider: your GP, pharmacist or someone at your HIV clinic may be able to give you advice and support

Nicotine can harm brain development, or cause impaired learning, attention deficit, and memory loss in infants and children