30 minutes: The minimum recommended is 30 mg 3 times a week- graduakky working up to 1 hour 5 days a week.
Answered 10/4/2012
6.3k views
20+ minutes: 20 minutes or more, non-stop, every day. And remember 40 today does not equal 20 today and 20 tomorrow. If you do 40 min today, you still need 20+ tomorrow! go for it.
Answered 3/19/2012
6k views
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