The face of medicine is set to change. The ‘one size fits all’ system of drug development could be overhauled by tailor-made drugs adapted to our individual genetic makeup. But in some areas, we're already there.

Breaking down drugs

We all know that a person with blue eyes has a gene telling them to have blue eyes, but new research is suggesting that the power of genes goes far beyond physical characteristics and deep into the realms of personality, behaviour and health.