User Input → Parse Operation Type → Execute Operation → Generate/Update Data → Save → Output Result

months_since_lmp = (today - lmp_date) / 30.44

if (months_since_lmp < 12) {
  stage = "perimenopausal"  // Perimenopause
} else if (months_since_lmp >= 12 && months_since_lmp < 36) {
  stage = "menopausal"  // Menopause
} else {
  stage = "postmenopausal"  // Postmenopause
}

Please provide your age:
(Age should be 40-65)

Please provide your last menstrual period date:
(Format: YYYY-MM-DD)

What is the symptom frequency?
• X times per day
• X times per night
• Often
• Occasional

Please provide bone density test T-score:
(e.g., -1.5)

{
  "menopause_id": "menopause_20250101",
  "stage": "perimenopausal",
  "age": 48,
  "last_menstrual_period": "2025-11-15",
  "months_since_lmp": 0,

  "symptoms": {
    "hot_flashes": {
      "present": false,
      "frequency": null,
      "severity": null,
      "impact_on_life": null,
      "triggers": [],
      "last_updated": null
    },
    "night_sweats": {
      "present": false,
      "frequency": null,
      "severity": null
    },
    "sleep_issues": {
      "present": false,
      "type": null,
      "sleep_quality": null
    },
    "mood_changes": {
      "present": false,
      "symptoms": []
    },
    "vaginal_dryness": {
      "present": false,
      "severity": null
    },
    "joint_pain": {
      "present": false,
      "severity": null,
      "locations": []
    }
  },

  "symptom_history": [],

  "hrt": {
    "on_treatment": false,
    "considering": false,
    "medication": null,
    "type": null,
    "dose": null,
    "route": null,
    "start_date": null,
    "duration": null,
    "effectiveness": null,
    "effectiveness_rating": null,
    "side_effects": [],
    "notes": ""
  },

  "bone_density": {
    "last_check": null,
    "t_score": null,
    "z_score": null,
    "diagnosis": null,
    "diagnosis_category": null,
    "fracture_risk": null,
    "fracture_risk_level": null,
    "next_check_due": null,
    "calcium_intake": {},
    "vitamin_d": {},
    "weight_bearing_exercise": null,
    "fall_risk_factors": []
  },

  "cardiovascular_risk": {
    "last_assessment": null,
    "blood_pressure": null,
    "systolic": null,
    "diastolic": null,
    "bp_classification": null,
    "lipids": {},
    "blood_sugar": {},
    "risk_level": null,
    "risk_factors": [],
    "modifiable_factors": []
  },

  "lifestyle": {
    "exercise": {},
    "diet": {},
    "stress_management": [],
    "sleep_habits": null
  },

  "metadata": {
    "created_at": "2025-01-01T00:00:00.000Z",
    "last_updated": "2025-01-01T00:00:00.000Z"
  }
}

1. Parse user input and determine operation type
2. Execute corresponding logic based on operation type
3. Validate input data and state
4. Generate JSON compliant with schema.json
5. Save to data/menopause-tracker.json
6. Output operation result and summary to user

User: /menopause start 48 2025-11-15

System:
Menopause tracking created

Basic Information:
Age: 48
Last menstrual period: November 15, 2025
Menopause stage: Perimenopause

Stage Description:
Perimenopause is the period from when ovarian function begins to decline until one year after menopause, typically lasting 4-10 years.

Common Symptoms:
• Irregular menstrual cycles
• Hot flashes and night sweats
• Mood swings
• Sleep disturbances
• Vaginal dryness

Recommended Checkups:
• Bone density test (recommended every 1-2 years)
• Cardiovascular risk assessment (blood pressure, lipids)
• Gynecological exam (annually)
• Breast exam (annually)

Lifestyle Recommendations:
• Regular exercise (3-5 times per week)
• Balanced diet (rich in calcium and vitamin D)
• Maintain healthy weight (BMI 18.5-24.9)
• Quit smoking and limit alcohol
• Stress management
• Adequate sleep

Data saved to: data/menopause-tracker.json

User: /menopause symptom hot flashes 5-10 times daily moderate

System:
Symptom recorded

Symptom Information:
Type: Hot flashes
Frequency: 5-10 times daily
Severity: Moderate

Current menopause stage: Perimenopause

Symptom Score:
Hot flash score: 14/12 (severe)

Overall symptom burden: 65/100 (moderate)

Assessment:
Moderate symptom burden affecting quality of life.

Recommendations:
• Lifestyle adjustments
• Regular exercise, stress reduction
• If symptoms significantly affect life, consider medical evaluation for HRT

Management Tips:
• Identify and avoid triggers (hot drinks, hot environments, stress)
• Wear layered clothing for easy adjustment
• Keep room temperature cool (18-22°C)
• Use cooling pillows
• Regular exercise (yoga, tai chi)

Data synced to symptom records

User: /menopause bone -1.5 osteopenia

System:
Bone density record updated

Bone Density Test Information:
Test date: June 15, 2025
T-score: -1.5
Z-score: -1.2
Diagnosis: Osteopenia

Fracture Risk Assessment:
Current risk: Low

Bone Density Changes:
2023: T-score -1.3 (normal)
2025: T-score -1.5 (osteopenia)
Change: Slight decline

Management Recommendations:
• Calcium: 1200-1500mg daily
• Vitamin D: 800-1000IU daily
• Weight-bearing exercise: 3-4 times weekly
• Strength training: 2-3 times weekly
• Quit smoking and limit alcohol

Follow-up Recommendation:
Next test: June 15, 2026 (1 year later)