Fast heart beat

My heart randomly starts beating really fast and hard... And idk y. I was sitting in class the other day and it felt like it ...

Whenever I sit down I have like my heart beat thing in my butt Why is that?

omg omg I just realized this... I am laying on my bed and my stomache was beating like my heart!!! I think it is my heart the...

What should my heart rate be per min? If I am just sitting, calm. I just turned 16 years old, and im curious to know. I had...

I was laying on my boyfriend's chest, and his heart sounds weird. It beats really hard, not fast, but hard.. and instead of i...

When I eat I sometimes get a really big pain in my heart, what is it? Btw I don't eat fast so it can't be indegestion.

I can even physically see it and I feel it much better than I do in my neck

Just went jogging 20min ago and sprinted the last 300m, according to to my Garmin forerunner 210 my heart rate was at a maxim...

the theory on babies heart beat being higher than 140 means a girl? & lower than 140 means youre carrying a boy? has anyone e...

Hi there, had my 1st check up today & babies heart beat was pretty fast, well not that fast but faster than my previous pregn...