I did this today with my other half and a group of friends and what a challenge it was! 41 K - Merthyr to Cardiff. Legs and arse are killing me. but cardio side of things is good. Not bad after having Triple Heart Bypass two years ago. Feel so good I am sinking a few Strongbow and eating a huge plate of Garlic Prawns right now in the kitchen with the Mrs.
Spedger