If you notice the way that I've edited/modified my reply you'll recognise that I've just done the same. I went on to read the training program on pages two and three and from the way it's worded I became unsure too. To me it looks more like he's saying the former.
I think either would work, though it will depend where you are fitness and stamina wise to start with.
I'd say it's poorly explained, opaque...
EDIT: Oh you've noticed