Since exercise endorphins suppress appetite in some people, anyone training for endurance events can’t rely on hunger alone.“Athletes need to eat mechanically and not by appetite,” Cooper said.Shannon Scott thought training for a distance triathlon would help her drop the few extra pounds she’d always hoped to shed.Scott began working out for an hour and a half to two hours each day.Sometimes, they’re consciously restricting calories, as was the case with Scott.At one point, she drank only protein shakes because she wanted to be sure she wasn’t consuming any extra calories.
He makes sure they aren’t over-training, balances distance workouts with strength sessions, and advises increases in food and sleep.
When examining their nutrition plans, Kattouf often finds they aren’t eating enough before, during, and after exercise.
“The body goes into preservation mode,” Kattouf said.
When she didn’t lose weight, she cut back her daily calories to 900 a day. She signed up for Ironman Canada, adding even more volume to her training schedule each week.
Aware of the physical demands on her body, she raised her daily caloric intake to 1,200 calories a day, but wouldn’t allow herself to eat any more than that. “It was so frustrating and counter intuitive,” Scott said.