Keeping a Food and Exercise Journal is fun and simple, so why not give it a go? This series have paperback 30 (ASIN: 1986187012), 60 (ASIN: 1986184781), 90 (ASIN: 1986193640), 180 (ASIN: 1986193713) days. This one is 30 DAYS Exercise & Diet Journal with dust jacket , is your companion during your 30 day diet. It's your motivating planner for a successful change in diet and a daily companion on the journey to more health!