{
  "id": "BL55",
  "name": {
    "en": "Heyang",
    "gloss": "Union of Yang",
    "zh-Hant": "合陽",
    "zh-Hans": "合阳"
  },
  "channel": {
    "id": "BL",
    "order": 55,
    "of": 67
  },
  "location": {
    "text": "On the back of the calf, about three finger-widths below the centre of the knee crease."
  },
  "for": [
    "low back ache",
    "knee pain",
    "weak legs"
  ],
  "press": {
    "text": "Firm thumb pressure, about a minute each leg.",
    "seconds": 60,
    "sides": "both"
  },
  "cautions": [
    "Skip a calf that is suddenly swollen, hot or sore, and see a doctor."
  ],
  "source": "Zhenjiu Jiayi Jing, book 3",
  "url": "https://acupoints.com/en/points/bl55",
  "lastReviewed": "2026-08-24"
}