Exercising over 85% heart rate
I'm a 45 y/o woman trying to lose weight and improve my fitness levels, so I'm exercising 60+ minutes a day daily, wearing a heart monitor. It's all cardio, mostly dvds. With the dvds I'm using, my heart is above the 85% threshold at least half of the time, sometimes hitting 100% and over (but that's only for a few…
