Calf twinge...

walking downstairs to head out for my run and I felt quite a sharp twinge in my left calf...considered not running then decided I could always stop if it did bother...thankfully it didn't but I will keep an eye on it...

the stats:
start temp/humidity: 10.6/50%
start time: 1:10 pm
total distance: 9.43
total time: 50:00
avg pace: 5:19
total calories: 740
avg HR*: 165

*Time spent in HR Zones:
00:12 [Z1: 93-111]
00:06 [Z2: 111-130]
00:57 [Z3: 130-148]
33:27 [Z4: 148-167]
06:40 [Z5: 167-185]

1k splits: 5:25, 5:18, 5:11, 5:15, 5:24, 5:27*, 5:09, 5:13, 5:21 (* includes waiting to cross a road)

windy yet again so I'm reasonably happy with the effort...