There are plenty of techniques that can help you relax. Progressive muscle relaxation—tensing your muscles and then releasing them one by one—helps release tension and benefits pain relief and sleep. Breathing techniques such as the psychological sigh—two deep inhalations followed by a long exhalation—are quick stress management techniques you can employ when feeling overwhelmed. Guided imagery calls up comforting images, memories or scenes in your mind to help you relax and focus.