Resumen de Hard to swallow
It is in the nature of science to be full of uncertainty. This is a result of its innate need to doubt, challenge and confront beliefs. Its conclusions are carefully weighed. This is its great strength, but can be a weakness when engaging a public hungry for clear answers. This is particularly true in the world of food. Here, Warner warns trendy clean-eating fads that are best taken with a big pinch of salt.
