London Marathon: 10 things I wish I'd known before signing up – and what you need to do to survive the run

From how to stick to your training schedule to pushing yourself over the finishing line, Emma Loffhagen shares her advice for taking on the gruelling 26.2-mile race

London Marathon: 10 things I wish I'd known before signing up – and what you need to do to survive the run

From how to stick to your training schedule to pushing yourself over the finishing line, Emma Loffhagen shares her advice for taking on the gruelling 26.2-mile race