Source Scientific American The town of New Ulm, Minn., some 90 miles outside of Minneapolis, is small. With a population of about 15,000, the self-proclaimed polka capital of the U.S. might not seem like the most obvious locale to roll out an aggressive, unconventional attack on heart disease. But for the past couple years, a [...]

Discordant results from MTHFR studies and randomised trials could be explained by aspirin reducing or negating the anti-platelet effect of lowering homocysteine. On this basis, folic acid would have a role in the primary prevention of ischaemic heart disease, when aspirin is not taken routinely, but not in secondary prevention, when it is routine.