5 things that could cause heart palpitations

UNDATED (KTHV) - Your skin turns white, you break out in cold sweat, and your heart starts racing. Those may not be the symptoms of a heart attack, but heart palpitations can still be scary especially if they come on out of nowhere.

The following is a list of five things that can mess with your heartbeat Yahoo! Health:

1) It's a panic attack

If you feel as if your heart is racing like it's going to beat out of your chest, this could be the cause. Symptoms of a panic attack include shaking, sweats, and an overwhelming feeling of impending doom. They aren't dangerous, but experts say you should see a doctor to determine the cause.

2) Caffeine

It's a stimulant, which means it gives a jolt to the nervous system that controls heart rate.One cardiologist recommends seeing your doctor if palpitations become excessive or you're also dizzy and have chest pains.


3) Dehydration

Losing too much fluid, not drinking enough, or a combination of the two can quickly lead to problems. There is an easy prevention technique—regular trips to the water cooler. Your body needs about nine cups of fluid every day to function properly.

4) Prescription medications

Medication, including those for asthma or thyroid problems, can cause palpitations especially when combined with other drugs. Make sure your doctor knows about every drug or supplement you're taking before you start any new medications.

5) Heavy Metals

People who work in construction or in other industrial settings can be exposed to mercury, cadmium, and other heavy metals regularly. Long-term exposure can lead to inflammation, blood clots, and other heart-related problems.

In general, heart symptoms should never be taken lightly, so if you ever feel like something's up, seek help immediately.


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