Cardiovascular Conditioning: Zone 2 and HIIT Guide
Cardiovascular conditioning is training that makes your heart and lungs stronger. Two proven methods are Zone 2, a slow steady pace, and HIIT, short hard bursts. Both improve stamina, help your heart, and boost health when used together over time. Cardiovascular conditioning is training that makes your heart, lungs, and blood vessels work better. In short, it helps your body move oxygen where it needs to go. When your heart gets stronger, daily tasks feel easier. Stairs stop leaving you winded. Two popular ways to train are Zone 2 and HIIT. They work in different ways. However, both build a…
