It is a bit ambiguous, can you do it 4 times at the same pace? If so do it 4 times as presumably it will progress to 5 at some point, if not do it three times and next time do it 4!
Threshold means the pace you could manage for an hour’at best effort, I.e. running equivalent of your ftp just in case you aren’t sure..
Functional Threshold Power - it’s the level of power/pace you can sustain for an hour. It’s a cycling term, don’t know if there is a running equivalent yet.
It is a bit ambiguous, can you do it 4 times at the same pace? If so do it 4 times as presumably it will progress to 5 at some point, if not do it three times and next time do it 4!
Threshold means the pace you could manage for an hour’at best effort, I.e. running equivalent of your ftp just in case you aren’t sure..