Spinal muscular atrophy is a condition that affects nerves in the spinal cord, breaking the link between the brain and the muscles. As a result, the muscles cannot be used and become wasted or atrophied.
Paul Ronson of Zoo Marketing, who has a form of SMA, created the advert.
Boxing day: Bruno stars in charity ad campaign
Former world heavyweight boxing champion Frank Bruno features in a digital Christmas fundraising advert for spinal muscular atrophy charity the Jennifer Trust, appearing on digital screens at railway stations across the country.
