A study
published in the American Heart Association journal Circulation found that just a little exercise by older
women is better than none, at least when it comes to lowering the risk of heart
disease, stroke and blood clots.
Being active
just a few times a week is all it takes. In fact, researchers were surprised to
find that more frequent physical activity didn’t result in further reductions
in risk.
The study
revealed that:
- Women who performed strenuous physical activity – enough to cause sweating or a faster heart beat – two to three times per week were about 20 percent less likely to develop heart disease, strokes or blood clots compared to participants who reported little or no activity.
- Among active women, there was little evidence of further risk reductions with more frequent activity.
- Physical activities associated with reduced risk included walking, gardening and cycling.
“To prevent heart disease, stroke and blood clots, our
results suggest that women don’t need to do very frequent activity as this
seems to provide little additional benefit above that from moderately frequent
activity,” said Miranda Armstrong, M.Phil., Ph.D., the study’s lead author and
a physical activity epidemiologist at the University of Oxford in the United
Kingdom.
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