Natural Cycles user data can provide valuable information to healthcare professionals

Natural Cycles records a patient’s basal body temperature and analyses cycle-related data, which may support you as a healthcare professional with valuable information and insights, for example, into understanding your patient’s menstrual cycles and timing of ovulation, their fertility status, and possible underlying medical conditions.

Data available from the patient’s Natural Cycles App

Basal body temperature

  • Baseline
  • Temperature fluctuations


  • Cycle length
  • Number of fertile/non-fertile days per cycle
  • Length and variation of luteal and follicular phase
  • Cycle regularity
  • Date and duration of menstruation
  • Average ovulation day and variations
  • Number of anovulatory cycles
  • Days with spotting

Result of Luteinising Hormone (LH) test (if available)

The timing of sexual intercourse

User’s notes

  • Your patient may add daily notes to keep track of relevant factors, for example, PMS symptoms, pain and mood swings. The data may assist you in identifying possible underlying health conditions, for example, endometriosis.¹
¹Hsu A, Khachikyan I, Stratton P. Invasive and Noninvasive Methods for the Diagnosis of Endometriosis. Clinical Obstetrics and Gynecology. 2010;53(2):413-419.