Benefits of Sauna After Workout Using a sauna after a workout can offer several benefits. Saunas promote relaxation and stress relief, ease muscle tension, and improve circulation. They may also aid in muscle recovery by reducing post-exercise soreness. Sauna sessions can enhance cardiovascular health, increase metabolic rate, and promote detoxification through sweating. However, it's essential to stay hydrated and avoid prolonged sauna sessions to prevent dehydration and overheating. Always consult your healthcare provider before using a sauna, especially if you have any health conditions or concerns.