Jill Tucker, RN says:

“Keeping it simple is often the best prescription. Studies continue to suggest that a daily low dosage of aspirin is effective in reducing heart disease and preventing cancer among middle-aged adults. One of the oldest remedies known to man, aspirin helps to prevent heart disease by keeping blood clots from forming, and fights cancer, in part, by suppressing an immune response called inflammation. However, not everyone can take aspirin daily and should consult their physician beforehand.”
The 2,000-Year-Old Wonder Drug

NYTimes.com  December 11, 2012