and maintain a reasonable pace, you still only have about 2,000 calories worth of glycogen stored in your muscles – enough to get most runners to about mile 18 or 20," he says. "As glycogen reserves are used up and fatty acid metabolism increases, your heart
crashed. He now believes he did too many hard 20-milers in the heat. "I was exhausted from the first step of the marathon," he says. He finished 15th in 2:14:19.HydrationEveryone knows drinking fluids is supposed to help you run faster. But you have
GETTY IMAGES Better sleep. That's all that could be standing between you and a new PB. Too good to be true? Not according to Mara Yamauchi, who set a new marathon PB (2:25:03) at the International Women's Marathon in Tokyo in November. "Sleep is one
Q I gave birth nine weeks ago, and before this I was running up to eight miles every day. I went for my first run the other day and felt dreadful. I want to run a 10K in a couple of months, before tackling a half-marathon in the autumn. I
after pregnancy seem to suggest that they can.Vicki SmithAge: 38 Children: One (Joe, 13 months)PBs before children: 5 miles – 34:59; 10K – 43:49; half-marathon – 1:40:50PBs after children: 5 miles – 34:46; 10K – 43:00; half-marathon – 1:40:12“I had
has been studying questions like this for more than 20 years, in between running 58 marathons (with a 2:37 PB) and ultra-marathons. He is also a doctor of public health and a professor of exercise science at Appalachian State University in the USA. I
Runner’s World fashion, Steve won’t be resting on his laurels for too long. After his half-marathon in September, he's aiming even higher for 2005. "Once I lost all that weight, I treated myself to a holiday, as a way of a reward. I’ll be doing the same
....hit the marathon wallWhat's going on? The energy to power your muscles comes from a store of about 2000 calories worth of glycogen in your liver and muscles, which is enough to energise about 20 miles of running. When you run out of glycogen, your body is forced
occurs in a small percentage of long distance runners (around 7-30 per cent of marathon runners).What are the symptoms?After going for a blood test in 2005, 1500m World silver medallist Lisa Dobriskey discovered she had an iron deficiency. "I started
