India, Sept. 22 -- A tingling sensation in the feet, numbness in the fingers, a burning sensation at night, or increasing weakness is often dismissed as a natural part of aging. But from a neurological perspective, these can also be early warning signs of Vitamin B12 deficiency and should not be overlooked.

"I often see older adults who have quietly adjusted to changes in their bodies without realizing that some of these symptoms may need medical attention," Dr. T.C.R. Ramakrishnan, MD (Ped), DM (Neuro), tells Health Shots.

Symptoms often begin subtly: persistent "pins and needles" in the hands or feet, numbness, or a feeling that limbs have fallen asleep. Some people experience burning in their feet at night. In contrast, others report...