Zone 2

It's that level of cardio intensity where you kinda feel like you could have a conversation, but really you're just screaming inside because you'd rather be pumping iron. It’s cardio for the muscly midlife squad who secretly preach #gainz over running shoes. "Catch me in Zone 2 only if I've lifted all the weights first, bro. Otherwise, it’s all about dumbbell dominance."

Some believe it's a little slice of heaven where your heart, lungs, and mitochondria have a spa day without the risk of melting or self-destruction. Others, like us, see it as just another rung on the ladder to everlasting life—where old hearts can rest mid-marathon as they prep for the never-ending sprint. "Bro, Zone 2 is like my gateway drug to living forever. Yo, sign me up for cryopreservation if I don't hit my target heart rate!"

So this is where supposed cardio magic happens—if you believe spending millions of dollars gazing endlessly at heart rate graphs means something groundbreaking. With more evidence than unicorn tears, it's amazing anyone buys it. "Look, Zone 2 is supposed to be the Shangri-La of training, but they still owe me those randomized trials."