When runners do interval training many have a fixed rest period. But is it too long or too short for your current fitness. Eg Run 1km in 5 mins and then 5 mins rest. This is usually too long. I often talk of 2:1 work to rest Eg Run 1km in 4 mins and then 2 mins rest In reality we should try and monitor that recovery period. 👉Too much rest is not good, we don’t stress our bodies enough 👉Too little and we don’t recover enough and can not improve At the start of the new season I often run 1km rep