1) Nutrition is essential for proper brain development from prenatal stages through adulthood, and poor nutrition can lead to lowered immunity, impaired development, eating disorders, stunted growth, and even death.
2) Well-nourished children have healthy features like shiny hair and firm teeth, while malnourished children exhibit dull hair, pale eyes, and other signs of deficiencies.
3) Adequate nutrition is important at all stages of life, from a mother's prenatal diet and breastfeeding for infants to following dietary guidelines for children and adults.