Exercise and fitnessIn Depth Exercise and fitness Ten things to know about interval and other fitness training Last Updated October 4, 2006 By Marlene Habib, CBC News ...

Though high-impact has a lot of benefits, low-impact movements should actually make up the bulk of your weekly exercise ...

It also remains unknown whether adherence to this form of training is any better than for continuous moderate-intensity exercise; that is, will people stick with a HIT protocol over the long-term?