Welcome to JA and thanks for asking
Do you feel any pain?
Where exactly is the tingling ?
Do you have any known medical problem or medicines you are using ?
This can be due to various reasons
Can be due to some nerve irritation as at time when we sleep the posture is such that it can compress the nerve which can cause tingling. Other causes could be nutritional deficiency like B-12 deficiency.Various nutritional deficiencies can aslo cause this. If you have persistent symptom you can have an evaluation with your doctor. Most often these symptoms settle on their own if no abnormality in the test is found, You can take vitamin B-complex as well to hep in your symptoms.
Feel free to ask if you have any more question
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