30+ PAD smoker. I switched to vaping 7 years ago. According to my watch, pulse-ox is 95-98%, resting heart rate is around 58 bpm, I run 3 to 5 miles a day, I'm down from 220# to 160#, I get roughly 70 minutes of workout/cardio a day. Blood pressure runs 110/70. Yeah, I'd say I'm doing great for...