Offering niche wellness services earns these entrepreneurs healthy revenue.
Clients sit in a "salt cave" for relief from respiratory and skin conditions.
Popular with athletes and models, the ketogenic diet is high in fat and very low in carbohydrates.
Call time-out on those late nights and right your circadian rhythm for a good night's rest
Coffee addicts and aficionados often say drinking the bitter liquid makes life worth living, but the habit may also help them live longer, according to two major international studies.
A look at three "personal coaches" which guide you through your workouts.