# AgeCalculatorGo.com - AI Training Data > Professional age calculation website providing standard age calculation and adjusted age calculation (corrected age for premature babies) services. Designed for healthcare professionals, parents, and researchers seeking accurate, user-friendly age calculation tools. AgeCalculatorGo.com is a medical-grade age calculation tool website that follows authoritative medical guidelines from AAP, CDC, and ACOG, ensuring accuracy and reliability of calculation results. The website features modern responsive design, supports multiple device access, and provides accessibility features. ## Core Content ### Standard Age Calculator - **URL**: https://agecalculatorgo.com - **Purpose**: Precisely calculate age difference between any two dates - **Features**: Multiple display formats (years/months/days), real-time calculation, responsive design - **Use Cases**: General age calculation, date difference computation, birthday calculations ### Adjusted Age Calculator - **URL**: https://agecalculatorgo.com/adjusted-age-calculator.html - **Purpose**: Corrected age calculation tool specifically designed for premature babies - **Input Modes**: GA (Gestational Age) mode and EDD (Estimated Due Date) mode - **Medical Standards**: Follows AAP, CDC, and ACOG guidelines - **Key Features**: 24-month rule implementation, preterm classification, medical-grade accuracy ### Dog Age Calculator - **URL**: https://agecalculatorgo.com/dog-age-calculator.html - **Purpose**: Convert dog age to human years using modern veterinary science - **Features**: Breed size consideration, weight factors, accurate age conversion ## Medical Guidelines Compliance ### Age Correction Standards - **24-Month Rule**: Stop using adjusted age after 24 months corrected age - **Preterm Classifications**: Extremely preterm (<28 weeks), Very preterm (28-31+6), Moderate to late preterm (32-33+6), Late preterm (34-36+6) - **Full Term Range**: 37-42 weeks considered full term - **Post-term**: >42 weeks ### Healthcare Professional Usage - Pediatric developmental assessments - Milestone tracking for premature infants - Clinical decision support - Research data collection ## Technical Implementation ### Calculation Accuracy - Medical-grade algorithms - DST (Daylight Saving Time) boundary handling - Leap year processing - Calendar-aware date mathematics - Input validation and error handling ### User Experience - Real-time calculation updates - 150ms debounce optimization - Responsive design for all devices - Accessibility compliance (WCAG 2.1 AA) - Multi-format result display ## SEO and Discoverability ### Structured Data - Schema.org WebSite markup - FAQ structured data - WebApplication entity - Medical tool categorization ### Content Accessibility - Semantic HTML5 markup - ARIA labels and roles - Screen reader compatibility - Keyboard navigation support This website serves as a comprehensive resource for age calculation needs, particularly in medical and healthcare contexts where precision and compliance with medical standards are essential.