new challenge brings out new goosebumps and anxiety. Will I complete it? Will I be the last cyclist to finish? Much as I would like to be a super calm competitor, nerves play a big part in fuelling my training motivation and the adrenaline to race

of competition where, despite her domination of the heptathlon, Ennis confesses to bouts of pre-event nerves. "It sounds crazy because I've done well recently, but that stuff doesn't make the nerves go away. If anything, it makes it a bit worse because once

it with butter. But potatoes are rich in vitamin C (a powerful antioxidant) and are also a good source of B vitamins and minerals such as potassium (for muscle and nerve function), and magnesium (needed for the production of energy). Thin-skinned red potatoes

domination of the heptathlon, Ennis confesses to bouts of pre-event nerves. "It sounds crazy because I've done well recently, but that stuff doesn't make the nerves go away. If anything, it makes it a bit worse because once you've won one thing people expect

's already full-blown.As you can imagine, I'm slightly concerned that I've fallen behind in training. This, coupled with the fact that my last post received a bit of a grilling due to the lack of weekly runs in my training plan, means that nerves are running

't to be her day. She finished 21st. "I just didn't have the legs today," she said afterwards.Olympic qualificationYou would think the Olympic experience would help her brush aside any nerves ahead of London 2012, but Jenkins doesn't feel the two Games

in 2010 and then the Great North Run and then the Birmingham Half-Marathon and so it goes on. Through the year I called a barn dance! That was crazy. Packed shopping bags in Morrisons begged and cajoled. This year I have been injured - a trapped nerve