Key points from article :
Gradual heart attacks are as common as sudden heart attacks, but people aren't seeking urgent help.
Patients with gradual symptoms took 8 hours to get medical help compared to those with abrupt symptoms.
Delays of more than two hours are likely to end in serious complications or death.
Gradual heart attacks begin with mild discomfort that slowly gets worse.
Chest pain, chest discomfort and chest pressure are warning signs that an artery may be blocked.
Non-cardiac symptoms could be a pain in the throat, neck, back, stomach or shoulders, nausea, cold sweats.
The study was published in European Journal of Cardiovascular Nursing.
