Bang Goes The Theory: Season 7, Episode 4

7 - 4:

The presenters take a look at different things that could be threatening people on a daily basis. Liz discovers why pedestrians of a certain age may never be safe crossing the road. Maggie remembers former footballer Fabrice Muamba's miraculous survival a year on from him suffering a cardiac arrest on the pitch. Jem looks at European legislation to make rear-facing seats compulsory for more children.