Webcomparing sauna and cardio situations where each is more beneficial: Saunas are ideal for relaxation and muscle recovery, making them a perfect choice post. Webwhy bother exercising when you could sweat while lying down? That's the beauty of the infrared sauna. Webwhile some sauna companies claim that sweating can boost immunity, there isn’t robust evidence suggesting that a sauna, on its own, will make you more resistant. Webin many cultures, relaxing in a sauna is the preferred way to work up a good sweat. Research shows that the range of sauna benefits includes your skin,.