Why daily aspirin doesn't address heart attack risk

Author of major Australian research reflects on aspirin study

Taking low-dose aspirin daily doesn’t preserve good health or delay the onset of disability or dementia in healthy older people. This was one finding from our seven-year study that included more than 19,000 older people from Australia and the US.

We also found daily low-dose aspirin does not prevent heart attack or stroke when taken by elderly people who hadn’t experienced either condition before. However it does increase the risk of major bleeding.

It has long been established that aspirin saves lives when taken by people after a cardiac event such as a heart attack. And it had been apparent since the 1990s there was a lack of adequate evidence to support the use of low-dose aspirin in healthy older people. Yet, many healthy older people continued being prescribed aspirin for this purpose.


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