So that it continues to beat whether we are thinking about it or not.
A voluntary muscle is a muscle that is "controlled by an individual's will". Meaning, you can control it or operate it. An involuntary muscle is your heart, because your heart automatically, or involuntarily beats and so on, keeping you alive.
Your heart beats in blood and then beats out blood.
Two heart beats .
When a Heart Beats was created in 1985.
there are 4863 beats in a heart each week.
Involuntarily Single - 2012 The Penis vs- The Heart 1-3 was released on: USA: 2012
the heart pumps blood into your veins and arteries whenever your heart beats
My Heart Beats for Love was created in 2010.
Heart Beats - film - was created in 2007.
your heart beats a lot
Heart rate is the number of beats per minute. A heart 'races' if it beats too fast.
The number of heart beats 300 beats per minute.