Waking up frequently
Waking up feeling unrested
In some cases, sleep disturbances are linked to underlying stress on the heart , especially in women .
5. Anxiety or a Sense of Impending Doom
This is often dismissed as general anxiety , but some people report a deep sense of unease, nervousness, or even panic in the weeks before a heart attack.
Known as “unexplained anxiety” , it’s more common than most people realize — and should never be ignored .
6. Pain in the Arms, Neck, or Jaw