1-2. Only because I've began doing pushups and my arms ache. 100 Pushups per day and I now have the beginnings of pecs. Wow! Toss some mild cardio into your daily routine and see some impressive physical results, plus it is a good way to get healthier. How good is it to have buckets of rice, beans and wheat in your pantry if you cannot lift them whent the time to get into them comes? Get heatlth along with your prepping and you will be happier.