You may have seen variations on these core toners before but as I’ve formerly mentioned in this challenge, it’s key to make sure that your technique is dead on. You can start practicing these without the pulses if you’re new to them or if they prove challenging for you; then, as you build your strength, add in the pulses. The pulses are what target the small core muscles, which give you true refined ab definition and tone (first we strengthen the bigger abdominal muscle groups and then we refine the smaller ones). Continue reading










