Information about the deaths of 2.4 million people over a 40-year period was used, and revealed the 13.8 per cent spike in birthday deaths.
The risks increased as people got older, with the birthday death rate rising to 18 per cent for over-60s.
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Research showed there was an 18.6 per cent higher chance of dying from a heart attack or heart disease and a 21.5 per cent higher fatal stroke.
Among men, there was a 34.9 per cent rise in suicides, and a 28.5 per cent increase in accidental deaths.
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