Clots in our blood vessels can be responsible for very serious health problems such as strokes and heart attacks. To combat this, some people at risk of said health problems turn towards blood thinners to prevent this clotting, with the most common household blood thinner being aspirin. The issue with preventing clotting is, should you start to bleed, that bleeding is a lot tougher to stop. Now however, a new drug - clopidogrel - is being touted as coming with the same benefits of aspirin, but few of the drawbacks. To talk us through this matchup, we put in a call to the British Heart... Like this podcast? Please help us by supporting the Naked Scientists