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Dog Age Calculator
Convert your dog's age to human years using scientifically accurate formulas based on breed size. The old "multiply by 7" rule is a myth.
Your Dog's Info
Why Not Just x7?
Dogs age rapidly in their first two years, then slow down. Large breeds age faster than small breeds. A 1-year-old dog is roughly 15 in human years, not 7. Our calculator uses the American Veterinary Medical Association guidelines adjusted for breed size.
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Buddy is
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in human years
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Life Stage
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Old x7 Method
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Avg Lifespan
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Size Category
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Dog-to-Human Age Chart
| Dog Age | Small | Medium | Large | Giant |
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