Always be alert, these symptoms appear a few days before a heart attack:

Heart Attack: Heart attack is a serious medical condition in which the heart suddenly stops beating and if timely treatment is not received, the person may even die. Our body gives signals before a heart attack occurs. Let us know how our body starts sending alerts.
Before a heart attack, you will feel severe pain in your left arm, shoulder, jaw or back. There will be sudden difficulty in breathing. You will feel extremely tired or weak. You will feel tired especially without any physical activity. You will feel dizzy or feel dizzy repeatedly.
Nausea or vomiting. Excessive sweating despite cold weather. All the above symptoms indicate a heart attack.
Note- The above things are based on general information, our team does not support it.