For individuals of all ages, life stages, backgrounds, and ailments, family doctors provide front-line healthcare that is affordable, of the highest quality, comprehensive, and ongoing across time. From birth to the end of life, they provide care for both individuals and entire families. This care includes a wide range of preventive services, advice on leading a healthy lifestyle, assistance with mental health issues, treatment for acute illnesses, and management of chronic diseases, including patients who have multiple diseases. They can also refer patients to other experts and coordinate care as necessary.