We found information suggesting saunas may offer benefits for Raynaud’s sufferers. Granted, the info is published on a web site selling saunas, likely a bit biased, so we did a bit more research with more objective resources. Discovery Fit and Health offers an explanation of how saunas differ from steam baths: Unlike the moist heat used in 5 min read Saunas have been used for thousands of years around the world. In Finland, it’s common to have a sauna at least once a week. People use saunas for relaxation and fun. Studies have Get in the sauna as often as you can after your training sessions. Keep the sauna at 80–100°C and 10–20% humidity. Use it for 1–3 sets of 5–20 minutes at a time. This is imperative. Don’t stay in the sauna for more than 10 minutes at a time. The heat has diminishing returns on your circulation and body functions. If you can, alternate with a cold plunge X63U.