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  1. 2023年12月25日 · What Are Premature Ventricular Contractions (PVCs)? If your heart feels out of rhythm or “flutters,” especially when you're anxious or stressed, it could be caused by premature ventricular...

  2. 2022年3月21日 · It’s known as a premature ventricular contraction (PVC, also premature ventricular complex). When PVC happens in a pattern of three beats, doctors call it trigeminy. It can feel like fluttering...

  3. 2022年11月5日 · What Happens. Your heart has four chambers. The upper two are the “atria.” If your heart’s electrical system triggers the early or extra beat in the atria, the result is a premature atrial...

  4. 2023年9月4日 · 4 min read. Palpitations make you feel like your heart is beating too hard or too fast, skipping a beat, or fluttering. You may notice heart palpitations in your chest, throat, or neck. They can be...

  5. 2023年3月5日 · Causes. Symptoms. Diagnosis. Treatment. 3 min read. If you see dark specks or flashes of light, it's possible you could have posterior vitreous detachment (PVD), an eye problem many people have...

  6. 2023年3月6日 · When Heart Palpitations Are an Emergency. A palpitation is when it feels like your heart is racing, pounding, thumping, flopping, or fluttering. You may feel it in your chest, throat, or neck. It ...

  7. 2023年9月14日 · Drugs & Medications. Artificial Tears (Polyvinyl Alcohol) 1.4 % Eye Drops - Uses, Side Effects, and More. Generic Name (S): polyvinyl alcohol. Uses. This medication is used to relieve dry,...

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