An Ayuverdic practitioner uses holistic techniques from India to help patients maintain a healthy life, eliminate impurities, reduce stress, and fight disease. Through observation techniques that focus on the interconnectedness between body, mind, and spirit, practitioner assess the entire well-being of the patient. Ayurvedic examinations generally consist of three parts namely Observation where the practitioner first evaluates general physical health by looking at the patient and observing his/her movements, body contour, colour of the skin and eyes, facial lines and ridges, shape of the nose, and qualities of the lips, hair, and nails. Touch where the practitioner then employs touch, including palpation, auscultation, which is listening for sounds made by the internal organs, and percussion or tapping there, is special focus on the patient's pulse, tongue, nails, and speech. Laboratory testing is also included under this category. Questions where the practitioner asks the patient about complaints and symptoms, as well as the duration of discomfort and disease progression. The practitioner also inquiries about mental and psychological conditions.