Affects many preschool and school-aged children. Leads to fatigue, delayed growth, poor concentration.
Weakens immunity; can lead to vision problems like night blindness; frequent in younger kids.
Poor bone growth, risk of rickets; many kids indoors or with low sun exposure are vulnerable.
Essential for thyroid & brain development; lack can mean learning difficulties, goitre.
Insufficient calories + protein— causes stunting, low weight, weak immunity.
