Both: Insanity is a high intensity interval workout which should achieve your goals of losing weight and improving your abs. It is an intense workout though, so you may want to talk to your doctor about it first.
Answered 3/24/2014
4.3k views
13 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
6 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question