I settled into a salon chair at Head Spa Nagomi while my practitioner, Kai Fujimoto, wove a tiny digital camera through my wet hair. It provided a 230-times-magnified view of my scalp on a nearby ...

There is no shortage of spas in New Jersey – a chance to rejuvenate yourself through massages, facials and other body treatments. But there’s only one spa in the state exclusively offering head and ...