‘Let Mum rub it better.’ These are magic words to your little one when they take a tumble.

Now UK scientists have discovered the technique to ‘make it all better’, and it involves rubbing the skin at a rate of four to five centimetres a second.

This stimulates nerves to send out ‘feel good’ signals to the brain, reports a study in the journal Nature Neuroscience.

Who would've thought?!