How often do you find yourself standing in a store and thinking you absolutely have to purchase a specific product? Very often! In real, the product we are contemplating is anything we want, not something..
An unprepared runner can easily reach a heartbeat rate of 170-180 beats per minute, and 200-220 beats per minute during acceleration, which teeters over into the red zone. However, it’s commonly known that 120-140 beats..