Mind Stone

"Perhaps they really did extend their lifespans this way. But in my opinion, if they did, then their future paths have already been cut off. Spending time hibernating instead of cultivating may let them live a while longer, but they'll never reach the next realm—unless they can cultivate while hibernating." Meikyō rather agreed with Orochimaru's deduction. The sages of the Three Great Sage Regions might indeed have lived so long by relying on hibernation.