The Knicks are still without several other key big men, such as Amar'e Stoudemire (right knee debridement), Marcus Camby (left plantar fasciitis), Rasheed Wallace (fractured let fifth metatarsal) and Kurt Thomas (right foot acute stress reaction), which is why Woodson has had to rely more on the 6-foot-10 Novak and 6-foot-8 Copeland, who aren't nearly as capable defensively.

WSJ: Knicks Run Streak to 13

He says it can be challenging to tell immediately if a patient is having an acute episode of mental illness, or a predictable reaction to extreme stress.

WSJ: Time for a Good Old-Fashioned Nervous Breakdown