You can also integrate the display with wireless heart rate chest straps, which helps you to target certain heart rate ranges during your workout. (geekwrapped.com)
Delivery room emergencies include excessive bleeding, a breech position where the baby is headed out foot - first, or when the baby has certain heart rate problems, according to Flamm. (edition.cnn.com)
Riding where I want, with cake if I want A lot of Lakesman training was riding so many hours at a certain heart rate, and in Yorkshire, if my heart rate has to stay low, it rules out a LOT of my favourite roads. (goldilocksrunning.com)