It depends on how old you are, how healthy you are and also how much sports you play. People who play lots of sports have better endurance than those who dont
its due to different tax interest and import ratess
there two different types of Heart disease
Your Real Heart
Different letters
Different letters
Different letters
It's in your heart.
what makes the heart different to the other organs
A frog's heart has only three chambers, and a human's heart has four chambers.
based on what the mind thinks, mebbe :)...
Heart sizes are different for each person, usually your heart is about the size of your fist.
Which vessels carry deoxygenated blood from different parts of the body to the heart