The core activity of the company 'Atelier Revivre' consists of applying various massage and therapy techniques to promote the physical and mental health of its customers. These include: Classic Massage, Trager Approach (a psychocorporeal therapy), Neuromuscular Therapy (a therapy to alleviate muscle and nerve pain), Craniosacral Therapy (an osteopathic therapy to manipulate the skull and sacrum bones), and Lymphatic Drainage (a technique to remove lymphatic congestion). The company offers these therapies to support customers in alleviating pain, anxiety, and physical tension, and to promote their overall health and well-being.