To all Brooks supporters out there I'm looking for Some advise? I'am looking to buy a pair of Brooks Glycerin-10 or Ghost-5 and need to know what's best for me? I'm running half marathon distance at sub 1:25 and This year doing the London marathon for the second Time. My first full marathon time was 3:13 and I'm now Looking to run sub 3:00. I'm weighing in just under 10 stone and was looking for Some advise. Any decent advise would be appreciated?