I sometimes have the sensation of poor blood circulation, is it serious?

If you are experiencing occasional sensations of poor blood circulation, it is important to pay attention to any triggers or patterns that may be causing this symptom. While it is possible that there may be a genetic component to conditions like Raynaud's disease, it is not definitively proven. If your symptoms persist, worsen, or become more frequent or bothersome, it is advisable to consult a doctor for further evaluation and guidance. It is always better to err on the side of caution when it comes to your health.