India, Aug. 23 -- Vitamin B12 deficiency is a relatively common nutritional deficiency, yet many people may be unaware that they have it because its symptoms can be easy to overlook or mistaken for other health issues. Recognising the possible warning signs is therefore important, as it can prompt you to seek medical advice and get tested if needed.

Dr Kunal Sood, an anaesthesiologist and interventional pain medicine physician, is breaking down the various symptoms that could indicate a vitamin B12 deficiency. In an Instagram video shared on August 22, the physician highlights, "These symptoms do not automatically mean B12 deficiency. But tingling, tongue changes, fatigue, cognitive symptoms, or gait problems occurring together deserve e...