I'm running a marathon in March (my 5th overall) and the last marathon I suffered with severe cramp after 23 miles. I've been advised to take 'salt tablets' by another runner. I've done some research ...
I'm preparing for a marathon. I ran 15km yesterday evening. First 10km were ok but at faster speed (10.76Km) than usual. Than the last 5km were tedious. I experienced cold hands, which I've never ...