obvious. A person may suddenly feel sweaty, sick, light-headed, extremely tired, or weak.
The CDC lists nausea, light-headedness, and unusual tiredness among possible heart attack symptoms. These symptoms can be especially easy to dismiss as anxiety, flu, poor sleep, or stomach trouble.
If these signs appear suddenly, especially with chest discomfort, shortness of breath, or upper-body pain, do not wait to see if they disappear.
6. Pale, Blue, or Grey Skin
Changes in skin color can happen when the body is not getting enough oxygen-rich blood. Skin may look pale,
