Scientists have created an artificial material that mimics the tough, stretchy properties of muscle. The material could find a potential application as a "scaffold" to aid muscle regeneration. Researchers engineered a polymer to reproduce the properties of titin – a protein...

Bob HowardThe Donal MacIntyre Show, BBC Radio 5 live "My mate was taking steroids and he was getting bigger and bigger, and then another friend started them and I felt sort of left out. That’s why I started." Jack was 18 when he first took steroids and conscious of the...