Joined: Jan 2009
Posts: 44,193
Likes: 6,430
From: New York, NY, and High Falls, NY, USA
Bikes: 1962 Rudge Sports, 1971 Raleigh Super Course, 1971 Raleigh Pro Track, 1974 Raleigh International, 1975 Viscount Fixie, 1982 McLean, 1996 Lemond (Ti), 2002 Burley Zydeco tandem
Drink more than you want to, because if you discover you're dehydrated, it might be too late to feel good enough to continue.
Eat much more sugar than you normally would. Sugary drinks are poisonous except in events like this, where they're practically required.