Pretty much everyone is aware that smoking is bad for
you. But unfortunately, some people still do it anyway.
has been linked to a huge range of health issues, like asthma, lung
disease, stroke and cancer, and a scary new study published in The
BMJ shows that it doesn’t take much smoking to
impact your heart health.
the study, researchers analysed 141 cohort studies from 1946 to 2015 on smoking
and heart disease to try to figure out how many daily cigarettes it
takes to raise your risk of heart disease and stroke.
The researchers broke data down into people who smoked
one, five or 20 cigarettes a day, and compared it with people who never smoked.
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what they found: Having just one cigarette a day significantly increases your
risk of heart disease and stroke.
For men, smoking one cigarette a day raised a person’s
risk of heart disease by 48% on average over a non-smoker, while smoking 20
cigarettes a day doubled the risk.
It was even worse for women: Having one daily cigarette
increased their heart disease risk by 57%, while smoking 20 cigarettes a day
raised the risk by 2.8 times.
researchers point out that, while it’s good to cut back on smoking if you’re a
heavy smoker, it’s much, much better to cut out the habit entirely.
“Smoking only about one cigarette per day carries a
risk of developing coronary heart disease and stroke much greater than
expected: around half that for people who smoke 20 per day,” the researchers
wrote in the conclusion. “No safe level of smoking exists for cardiovascular
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an accompanying editorial,
Kenneth Johnson, an adjunct professor of public health at the University of
Ottawa, writes that any exposure to cigarette smoke is “too much”.
If you’re rethinking your smoking habit or trying to
urge a loved one to do the same, just know that you’ll have a much better
impact on your health if you completely break the habit.
This article was originally published on www.womenshealthmag.com
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