“The art of #training is figuring out what mix of #workouts will enable you to accumulate the greatest possible #training load over weeks and months without getting crippled by fatigue”
#running twice as fast for half the distance won’t produce the same #training effect”

#Wearable#Tech is Good. But Listening to Your Body Is Still Better.
Your #smartwatch or #wearable isn't actually the most accurate way to determine how hard your last #workout was https://www.outsideonline.com/health/training-performance/how-accurate-is-your-fitness-watch/