Carers form a substantial proportion of the patients seen by primary care professionals, but their health needs are often overlooked. By recognizing and addressing the needs of the carer as well as the patient, primary care staff (including practice, community and district nurses) can protect the physical and mental health of both. Staff can start by developing simple systems for identifying and recording both patients who are carers, and patients who have carers. Primary health professionals may be able to identify specific opportunities for checking on carers’ health, e.g.