Query: What is my current body mass index (BMI)?, FHIR Resource: {'resourceType': 'CarePlan', 'status': 'active', 'intent': 'order', 'category': [{'coding': [{'system': 'http://hl7.org/fhir/us/core/CodeSystem/careplan-category', 'code': 'assess-plan'}]}, {'coding': [{'system': 'http://snomed.info/sct', 'code': '443402002', 'display': 'Lifestyle education regarding hypertension'}], 'text': 'Lifestyle education regarding hypertension'}], 'subject': {'reference': 'urn:uuid:5bc9c553-2449-7cd9-fc11-70a1393cc5c6'}, 'period': {'start': '2013-02-21T09:48:27+05:30'}, 'careTeam': [{'reference': 'urn:uuid:d8001b4d-dc2a-b862-7f8e-9a65b6630233'}]}