New Natural Healing Spa offers everything from hair services to hot-stone massages in an ample space. But it’s the infrared sauna that caught our eye. These specialty saunas, which use infrared light as well as dry heat, are believed not only to rejuvenate and de-stress, but also to reduce scars, smooth skin, soothe muscles and even burn calories. (It’s worth a shot, right?) <br>Thirty minutes for $30. <br>519 South 9th Street, 215-922-4772, thenaturalhealingspa.com.