The family of Aubrey Smith, who died suddenly during this years Great Scottish Run, are raising money for research into Cardiac risk in the young.
http://www.justgiving.com/Aubrey-Smith
Anyway as part of my aim to get back into a good shape for running I've started a 5X50 challenge. At least 5km a day running, walking or cycling for 50 days! A week in its going well, getting used to 4-5 runs a week rather than the 1-2 I have been doing recently.