India, Nov. 10 -- Did you know that having brittle nails might mean you need a protein and iron boost? Or that your eyelid or limb twitching could be a sign of magnesium deficiency? Plus, if your joint clicks, it might be an indication of low vitamin D3 or calcium, and your premature grey hair could actually be a sign of B12 or copper deficiency? Also read | 4 common nutrient deficiencies that are putting your health in serious danger

Do any of these resonate with you? Then you have to check out Dr Saurabh Sethi's new Instagram post on '5 signs your body needs more nutrition'. In his November 9 post, Dr Sethi, a gastroenterologist trained at AIIMS, Harvard, and Stanford Universities and asked: "Which of these signs have you noticed recen...