Stepping up the #Couch25K with 3 runs of 5 minutes, with 3 minutes of fast walking in between. I feel that my VO2 max is improving (a measure of my aerobic fitness). However, when I ran up a few steps…

#couch25k Session 4.4 Ran for 16 minutes, spread across 30 minutes. Including two runs of 5 minutes. Darn hard! Took the canal route to Kings Cross, weaving between the evening walking and cycling commuters. Quite cool, thankfully. Amusing moment on…