{
  "calculator": "resting-heart-rate-calculator",
  "title": "Resting Heart Rate Calculator",
  "site": "AI Fit Hub",
  "input": {
    "age": 35,
    "rhr": 62,
    "sex": "male"
  },
  "defaults_used": {},
  "result": {
    "classification": "Above Average",
    "cardioAge": 35,
    "targetRHR": 59,
    "rhrReduction": 3,
    "cardioAgeLabel": "Compared with U.S. adults aged 20-39 (NHANES)",
    "fitnessMessage": "Between the 25th percentile and the median for your age and sex.",
    "normalRange": "within",
    "clinicalNote": "",
    "ageBand": "20-39",
    "bands": [
      {
        "classification": "Athlete",
        "maxBpm": 52
      },
      {
        "classification": "Excellent",
        "maxBpm": 55
      },
      {
        "classification": "Good",
        "maxBpm": 61
      },
      {
        "classification": "Above Average",
        "maxBpm": 69
      },
      {
        "classification": "Average",
        "maxBpm": 76
      },
      {
        "classification": "Below Average",
        "maxBpm": 84
      },
      {
        "classification": "Poor",
        "maxBpm": null
      }
    ]
  },
  "provenance": {
    "run": "https://aifithub.io/api/run/resting-heart-rate-calculator?age=35&rhr=62&sex=male",
    "page": "https://aifithub.io/resting-heart-rate-calculator/",
    "methodology": "https://aifithub.io/methodology/resting-heart-rate-calculator/",
    "contract": "https://aifithub.io/contracts/resting-heart-rate-calculator.json",
    "engine": "https://aifithub.io/engines/resting-heart-rate-calculator.js",
    "engine_sha256": "3e4332b9edcee555e1cff44d9ea91d3b654a1fdd9081ee51ddabea1a9f12d887",
    "build": "f934d40826a83bc97b57de9b7f894502cfdf221d"
  },
  "disclaimer": "General fitness estimates — not medical advice.",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "cite": "AI Fit Hub, Resting Heart Rate Calculator (engine 3e4332b9edce), https://aifithub.io/api/run/resting-heart-rate-calculator?age=35&rhr=62&sex=male"
}