I've noticed my SPO2 levels usually range from 96 to 98, but sometimes they drop to 90 before going back up to 96. I'm not sure which reading I should pay attention to. Also, my BPM is consistently over 100. Meanwhile, my mom, who's 51, has a normal BPM between 72 and 80. I'm worried if these symptoms could be related to any heart or lung issues, especially since I haven't had COVID. Could you give me some advice on this?

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Dr Anshul Maheshwari

General Practitioner

MBBS
5+ Yrs

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Answered 04/07/2025

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Understanding SPO2 Levels
- Normal SPO2 is typically 95-100%. Occasional drops to 90% can occur due to factors like poor circulation or device error.
- Consistent monitoring is key. If dips are frequent, consult a healthcare provider.
Elevated Heart Rate (BPM) Considerations
- A resting heart rate over 100 bpm may indicate conditions like anxiety, dehydration, or thyroid issues.
- Seek medical advice if accompanied by symptoms like dizziness or chest pain.
Potential Heart and Lung Issues
- Conditions such as arrhythmias or asthma could cause these symptoms. COVID absence doesn't exclude other causes.
- A thorough evaluation is recommended to rule out underlying issues.
Recommended Next Steps
- Monitor symptoms closely. Seek medical attention if they persist or worsen.
- Consider tests like pulse oximetry, ECG, or chest X-ray for further assessment.
Lifestyle and General Health Tips
- Support heart and lung health by staying hydrated, avoiding smoking, and managing stress.
When to Seek Emergency Care
- Immediate attention is needed for persistent low SPO2, chest pain, severe breathlessness, or fainting.

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Answered 10/09/2025

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