Real World Evaluation of Lifelight®: A Contactless Vital Signs Monitor for Self-monitoring Blood Pressure and Its Comparison to Standard of Care

Inclusion Criteria: * 18 years or older * Established diagnosis of hypertension * Uncontrolled hypertension defined as office blood pressure ≥140/90mmHg. * Patients who are pharmacologically treated for their hypertension should have been on stable medication for at least 4 weeks. * Ability to read, write and understand English to complete the study. * Capacity to give free, valid informed consent. * A compatible device that supports Lifelight®, as per xim Ltd.'s constantly updating list of compatible devices. If this is not possible, xim Ltd, might provide a similar device for the purpose of the study. Exclusion Criteria: * Patients with stage III hypertension with office blood pressure ≥180/120mmHg or it is unsafe to keep them in the study, in the opinion of the investigators. * Individuals with diagnosed atrial fibrillation. * Patients with significant arrhythmias such as SVT (Supraventricular tachycardia) or any rhythm that has significant impact on their BP, poor perfusion, pregnancy, pre-eclampsia, deformities or abnormalities which may prevent proper application of a BP cuff, or skin disorders (anaemia, jaundice, rosacea, psoriasis, acute acne, and erythropoietic protoporphyria) * Participants who are unwilling to undertake self-monitoring or lacking capacity. * Partners or spouses of individuals already randomised in the trial * Patients on dialysis or known ESRD (End-stage kidney disease) * Patients on active cancer treatment * Terminally ill patients * Patients who cannot tolerate sitting for up to one hour.