Fixed orthodontic appliances hamper oral hygiene procedures. The consequences are gingivitis and white spot lesions. Fifty to seventy per cent of patients treated with braces encounter these problems. Initial education and motivation for oral hygiene depend on two categories of factors: firstly, practical prophylactic measures (instruments, medication, and professional care), and secondly, the educational component, which includes the choice of communication technique, frequency, and nature of hygiene instructions.