No it won't that is probably not possible. Just by listening by music? Nah, not a chance
because they need a change in heart rate.
Every persons heartrate is different! Depending on your height and weight.
a young persons heart is more recently fully developed giving it a peak advantadge over an old and used up heart
Yes, your heart rate will change your energy levels in many different ways. If you are working out you will have a higher heart rate and this will cause you to be tired after you work out.
the change in the runner's body is that the there are different types of temperatures and heart beat increases.
The size of the human heart in any person is approximately the size of that persons fist. So if you are looking at your own fist that is about the size of your heart. Same size perspective can be used on a new born baby by looking at their hand and seeing what size their fist is. Since all humans are different sizes this is the easiest way to tell what approximate size that persons heart is regardless of age.
A scale
It goes up
Upset them emotionally
Because your heart needs to burn energy, the more energy you burn the faster your heart rate
yes
hell yea