Sciatica is a result of compression or irritation to the Sciatic Nerve, the longest nerve in the human body. The nerve runs from the lower back through the back of the leg. The nerve issue has a number of causes, ranging from severe impairments such as herniated disks to simple things such as injury, per Cleveland Clinic.

Westbrook remains unsigned despite coming off a good year with the Denver Nuggets, during which he averaged 13.3 points, 4.9 rebounds, 6.1 assists and 1.4 steals.