My child tends to fall ill very easily. specially cold and cough. he is weak n doesn't speak much clearly. already 3+. he already had his flu booster shot. please advise how to boost his immunity

A. you need to consutl a developmental pediatrician regarding speech delay speech therapy may be required toddlers tend to fall I'll frequently that's how they develop immunity Take a well balanced nutritious diet add dry fruits powder in the diet add more fruits and vegetables in the diet maintain hygiene in the area