Desc: Denise Austin: Burn Fat Fast Cardio Blast: With Katherine Akra, Denise Austin, Luba Feldman, Bianka Gonzalez. With BURN FAT FAST: CARDIO BLAST you will enjoy incredible cardio training from the first minute to the last. Fitness favorite Denise Austin has designed four diverse workouts that you can mix and match for pure fat-blasting fun! These electrifying workouts condition your heart, crunch calories and melt pounds fast.