Being
unemployed in your 50s and early 60s may raise heart-attack risk by a similar
magnitude as smoking, findings suggest. The study of more than 13,000 people in
the US indicated heart-attack risk went up by a quarter in the first year after
job loss and increased incrementally with further sackings or redundancies. The same was not seen in people who gave up
work voluntarily, Archives of Internal Medicine reports. Experts suspect stress
may be to blame. They say more research is needed to explore this. Past work
has suggested that doing a stressful job may similarly increase your risk of
having a heart attack.
The
British Heart Foundation advises that stress in itself is not a direct cause of
heart disease, although it may contribute to your risk level.
Stress
link
In
the latest study, which spanned nearly 20 years, there were more than 1,000
heart attacks among the 13,451 participants.When the researchers looked
specifically at to whom these events had happened, they found a number of
trends.
Men
and women in the study who smoked, were overweight and did little or no
exercise were more likely to have a heart attack. So too were those who were older and those who
had high blood pressure or diabetes. After accounting for these more
well-established heart-risk factors, the researchers found job loss was also
independently linked with heart attack risk.
Heart
attacks were significantly (27%) more common among people who were recently
unemployed, regardless of occupation type. And the effect was cumulative - the
chances of having a heart attack went up by two-thirds (63%) for people who had
lost four or more jobs. For smoking, the
likelihood of a heart attack went up by nearly half (44%).
Researcher
Dr Linda George, from Duke University in North Carolina, said: "This is a
sizeable effect and of a similar size to other well-known, established risk
factors for heart attack including smoking and obesity "We think it is the
stress of dealing with unemployment that may explain this. "And, probably, job loss has a stronger
effect than a stressful job."
Dr
Donna Arnett, of the American Heart Association, said: "This confirms
other work that shows life stressors can increase your risk of a heart attack."Being
out of work can be very stressful. "But
we still don't know how stress affects cardiovascular risk. It's an area that
needs more research." She said there were ways to handle stress to
minimise its effects. "Doing some
exercise is a great way to reduce stress levels," Dr Arnett said.
Source: BBC News
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