Genetics and tailored exercise | Horizon
Michael Mosley discovers how our exercise plans should be tailor-made to suit our genetics rather than a one-size-fits-all approach.Tweet
Are You Good or Evil? | Horizon
Horizon meets researchers studying psychopathic killers to try to determine what makes people good or evil. One such scientist believes he has found the 'moral molecule'.
Pro-hormones and steroids | Week In Week Out
Some supplements are even masquerading as "designer" steroids, which are in fact a class C drug.