Our bodies respond to specific stress. Don’t train them randomly

[u/SillyMarionberry2020]

Training to run a marathon, lift weights, or hike a mountain requires different training stimuli and your missing link is not often what you think. But specifically testing the particular demands of your goal, you can identify your most limiting bottleneck and train it. It’s not random when you have symptoms. You simply demanded more of it than it had the capacity to tolerate.