Vitamin B12 deficiency: Five areas on your body that can show signs


Paresthesia or pins and needles feels like a burning or prickling sensation that usually occurs in the hands, arms, legs, or feet, but can also occur in other parts of the body.

These are usually painless and arise suddenly, without a warning.

“It happens when the blood supply to the nerves is cut off,” the NHS explains. This is usually when you sit or sleep on part of your body,” the health body adds.

This sensation usually lasts for a few minutes and stops when you lift the weight off of the affected body part. It is because it allows the blood flow to resume.

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