chest discomfort that lasts more than a few minutes or returns after stopping.
Do not ignore chest discomfort, especially if it happens with sweating, nausea, breathlessness, weakness, or pain spreading to other parts of the upper body.
2. Shortness of Breath
Feeling short of breath without a clear reason can be a serious sign. It may happen while walking, climbing stairs, lying down, or even resting.
Shortness of breath can appear with or without chest discomfort during a heart attack. It can also happen with heart failure, where the heart
