Life stages (Q1a, Q4ai, Qbi)

• Infancy is 0-2 years
• Childhood is 3-12 years
• Adolescence is 13-19 years
• Adulthood is 20-64 years
• Later adulthood is 65 years +
• A life stage is a phase of period of the human life cycle
• Growth means an increase in human size, so weight, mass and height
• Development is skills, abilities and emotions that are developed over time