Special endurance

Expert Discussion Advanced Sprint Training
1

Forgive my ignorance,
I understand tempo days, speed days, I was wondering what a special endurance day would look like

Thanks
101

2

I’ve also heard that Angela ran 34.7h for a 300m time trial? Myth or truth?

3

Thanks Charlie

4

One example might be 2 x 300m at max with a 40min recovery between runs.