Digital Home Ovulation Test One Cycle at Home Study

Inclusion Criteria: * Female * Aged 18 to 45 years * Seeking to conceive * Willing to give informed consent and comply with the investigational procedures Exclusion Criteria: * Taking medication, or has known condition which means they should not get pregnant. * Currently pregnant or breastfeeding * Used the digital ovulation test within the last six months * Currently or previously employed by Swiss Precision Diagnostics (SPD), Abbott, Alere, Unipath, P\&G or affiliates * Has an immediate\* relative currently or previously (within past 5 years) employed by SPD, Abbott, Alere, Unipath or P\&G, or affiliates \*Immediate relatives are defined as parents, children, siblings or partner/spouse * Is a qualified or trainee healthcare professional (HCP) * Has professional experience of using dipstick type tests or lateral flow devices * Using any treatment which may affect the menstrual cycle (e.g. contraceptive pill) * Using infertility medications or hormone replacement medications containing Luteinising Hormone (LH) or Human Chorionic Gonadotrophin (hCG) (e.g. Pregnyl®) * Using or undergoing any other medical treatment for fertility such as ovulation drugs, artificial insemination and assisted fertility such as In vitro fertilization (IVF) or Intracytoplasmic sperm injection (ICSI) * Peri-or post-menopausal, e.g. experiencing symptoms: irregular menstrual periods, hot flushes, night sweats, sleep disturbances and/or moods swings * Has been diagnosed with polycystic ovarian syndrome (PCOS) * Has PCOS symptoms e.g. very irregular cycles, hirsutism * Has abnormal liver or kidney function * Is taking antibiotics containing tetracycline