Your own pulse
Guess first. Measure second.
Guess how fast your heart is going, then find it and count. Almost nobody is close.
1 response so farEarly days — under 200, so the numbers still move
Measured, not self-reported.
Guess first. Measure second.
Guess how fast your heart is going, then find it and count. Almost nobody is close.
Measured, not self-reported.