I know how stressful it is to read those medical terms. FHR is simply Fetal Heart Rate, which is your baby's heartbeat. Hearing it for the first time is amazing, so don't worry.
FHR means Fetal Heart Rate. They monitored my baby's heart rate constantly during labor before deciding on a C-section. It's a standard thing in every scan.
FHR is just Fetal Heart Rate, meaning your baby's heartbeat. It normally stays between 110-160, but if there's any huge variation, always consult your doctor.
It stands for Fetal Heart Rate. Because of my PCOS, I was always nervous checking my reports, but FHR is just the baby's heartbeat. Always let your doctor confirm if it's fine.