Please choose the correct ending to complete the given sentence: Health: [header] How to treat nstemi [title] Call emergency services for symptoms of a heart attack. [step] Signs of a heart attack include chest pain or discomfort; pain or numbness in the arms, neck, back, or jaw; shortness of breath; and dizziness. Symptoms can be subtle, but if you suspect you're having a heart attack, seeking immediate medical attention is essential.

Ending1: If you experience any of these symptoms when you see the doctor or before making an appointment with your child's pediatrician, that diagnosis is vital. [substeps] Your doctor will likely refer you to urgent care after your visit. Ending2: [title] Use a natural alternative for taking nstemi. [step] Certain natural remedies such as taking peptides (active molecules responsible for your body's metabolism) or drinking fluoridated water can offer immediate relief. Ending3: [substeps] Pain in the middle of your chest, or angina, may come and go. It may feel like squeezing or uncomfortable pressure. Ending4: [title] Locate the nearest emergency room if the symptoms persist despite treatment. [step] Symptoms can include : [title] Drive a mile or less.

Answer format: ending1/ending2/ending3/ending4