Early Signs of a Heart Attacka. Chest discomfort: Pressure, squeezing, or pain in the center of the chest.b. Upper body pain: Radiating pain to arms, back, neck, jaw, or stomach.c. Shortness of breath: Difficulty breathing, even without chest pain.d. Other symptoms: Cold sweat, nausea, lightheadedness, fatigue.

Early Signs of a Strokea. Sudden numbness or weakness: Especially on one side of the face, arm, or leg.b. Trouble speaking: Difficulty speaking or understanding speech.c. Vision problems: Sudden blurred or decreased vision in one or both eyes.d. Loss of balance: Sudden dizziness, loss of balance, or coordination.e. Severe headache: Sudden, severe headache with no known cause.

Importance of Recognizing Symptoms and Seeking Immediate Medical Attentiona. Time is critical: Prompt treatment minimizes damage to the heart or brain.b. Call for emergency services: Immediately call emergency services if symptoms occur.c. Note the time: Record when symptoms started to aid medical treatment.