Write an engaging article that explores the best spa deals in Encinitas, highlighting specific treatments such as back massages, facial sessions, and sauna experiences. Discuss the appeal of these services in providing relaxation and stress relief, supported by insights into the science of stress management. Include personal anecdotes or testimonials from customers to illustrate the transformative effects of self-care. Encourage readers to view these spa visits not just as indulgences, but as essential components of their overall well-being. Conclude with practical tips on how to take advantage of these deals while incorporating self-care into their regular routines.