The sensation of palpitations / strong heartbeat felt specifically in the upper right abdomen (just below chest) when lying on your right side is a very common and usually benign complaint.
Most likely causes (in order of probability):
1. Normal awareness of heartbeat amplified when lying on right side — the heart is slightly shifted toward the right chest wall in that position, so you feel its pulsation more strongly in the epigastrium / upper right abdomen (very frequent, especially in slim or anxious people).
2. Gastrointestinal causes — gas, acid reflux, or hiatal hernia can cause a pulsating sensation in the epigastrium (upper abdomen) that feels like heartbeat, worse on right side or lying down.
3. Anxiety / heightened body awareness — once you notice it, anxiety makes you focus on every beat → vicious cycle (very common in young adults).
4. Less common but possible:
• Aortic pulsation (normal in thin people)
•
Liver pulsation (if mild hepatomegaly or congestion)
• Rarely — arrhythmia (PVCs / ectopic beats) felt more in abdomen
Since it is position-specific (only on right side, disappears on changing position), no chest pain, no dizziness/fainting, no irregular rhythm, it is almost certainly not a dangerous cardiac problem.
Next Steps
1. Monitor for 3–5 days — note if it happens only on right side, any relation to meals, acidity, stress, or caffeine.
2. See a doctor within 1–2 weeks (general physician or cardiologist):
• They will do a quick clinical exam (listen to heart, palpate abdomen, check for epigastric pulsation)
• Likely order:
• ECG (to rule out arrhythmia)
• 2D Echocardiography (if any doubt on exam)
• Upper GI endoscopy (if acidity/reflux suspected)
• Most likely — all tests normal + reassurance
3. Go to emergency same day only if:
• Heart rate suddenly >120–130 bpm at rest
• Chest pain / tightness with the sensation
• Dizziness, fainting, or irregular beats
Health Tips
• Position change — sleep on left side or semi-reclined (2 pillows) — reduces sensation for most people
• Avoid triggers: No heavy meals 3 hours before lying down, reduce spicy/oily food, no caffeine after 4 pm
• Breathing technique — when you feel it: inhale slowly 4 sec → hold 4 sec → exhale 6–8 sec → repeat 5 cycles — calms awareness & anxiety
• Lifestyle: 30 min brisk walk daily, 7–8 hours fixed sleep, reduce stress (yoga/breathing/meditation)
• If acidity suspected: Try Pantoprazole 40 mg empty stomach in morning for 7–10 days (safe short-term)
This is usually harmless and improves with simple changes — position, diet, breathing. A normal ECG + exam will give 100% peace of mind.
For a complete evaluation (ECG interpretation, exact cause ruling out, personalized lifestyle plan, or when to worry), please book an online consultation with me — I’ll guide you step-by-step so you can stop feeling this every night and sleep peacefully.
Looking forward to helping you — book now and let’s resolve this quickly