On the Ball Core Training


A serene and friendly wellness resort just two hours outside Los Angeles, Oaks at Ojai offers all sorts of specialty programming throughout the year. Its On the Ball week (May 20-24) is the toughest offering on the spring calendar -- as those who have done even a standard hour on the stability ball know. It tests one's balance, core strength, and hundreds of tiny muscles you don't even realize you have -- 50 minutes wipes out most people. Five days is only for those with champion willpower.

Find fitness classes near you »

Lena Katz is the senior travel correspondent for JustLuxe, covering trends, tastemakers, news and more.