Ben Affleck is thought to eat low carb & a balanced diet when not training for movie roles. For his recent weight loss Ben limited his calorie intake to about 1800.
For Pearl Harbor He worked with personal trainer Jorgen De May Author of “The action hero Body” 3 hours 6 days a week in the gym. Speed-walking on a steep treadmill & a routine of free weights and machines. These days his workout consists of weightlifting & cardio on a treadmill usually. Ben has worked with Personal trainer Gunnar Peterson the creator of Core Secrets. As of 2008 Ben gained a lot of attention for having leaned up big time, likely due to hitting a lower carb & no refined food diet (no bread) with lots of veggies & fruits.
What you eat can affect your sleep time. Do not eat a large meal or snack within 2 to 3 hours of bedtime. If this is unavoidable, plan ahead & satisfy your appetite earlier in the evening so all you'll need is a light snack before going to bed.