attack
beat
body
cardiac
cardio
cardiogram
cardiograph
cardiology
care
chart
death
diagnosis
ecg
electrocardiogram
electrocardiograph
emergency
frequency
graph
graphic
health
healthy
heart
heart rate
heartbeat
hospital
illustration
life
line
living
love
medical
medicine
monitor
monitoring
normal
pink
power
pulsating
pulse
rate
rhythm
screen
shape
sign
stress
symbol
technology
wave