It's really the ultimate test of cardio fitness, because it's really a test of your recovery speed. You can't shoot with reliable accurately until your heart rate drops to something sensible, and recovery time is a better indicator of fitness than really anything else. So yes.
Biathlon is a tough sport that requires strong cardio AND steadiness to accurately fire your weapon. It’s atypical for these athletes to die young.
It's really the ultimate test of cardio fitness, because it's really a test of your recovery speed. You can't shoot with reliable accurately until your heart rate drops to something sensible, and recovery time is a better indicator of fitness than really anything else. So yes.
You sound like a conspiracy theorist/s