2
votes
1answer
52 views

Is series training more exhausting than long run training?

I would like to know if when training in a day with a speed series like 8x400 is more heavy than a 18k longrun. Because yesterday I did my first speed series training and I was sleeping all the ...
9
votes
1answer
255 views

Heart rates and what they say about you?

A few years ago when training for a duathlon at school (swim, run) we had to train with heart rate monitors on to test what we could run at and how quickly we could drop it back down to a resting ...