Chest tightness and chest pain, but it doesn't hurt much after deep breathing or exercise.

If you are young, (under 40)

Don't be nervous,

Could be cardiac neurosis.

The so-called cardiac neurosis,

It means that you can have symptoms similar to angina pectoris.

But in fact, there is no structural or functional abnormality in the heart itself.

That is to say,

The heart itself is no different from that of a healthy person.

More common in young women,

The incidence of male is slightly lower,

Simply put, it's neurasthenia or something,

Can be accompanied by insomnia and dreaminess,

In short, no special treatment is needed.

Don't be too nervous.

No need to see a doctor,

Relax,

If you are over 45,

You'd better go to the hospital,

In addition to coronary heart disease, angina pectoris,

Knocking word for word,

I hope it helps you.

good luck