Kung Fu: The Legend Continues (1993)

S4E16 Dark Side of the Chi

Caine is attacked by assailants who poison him with a toxin that disrupts his chi, or life force. The Ancient reveals that Caine's survival hinges on the reuniting of his spirit and chi, or he will face death. Caine must embark on a perilous journey to restore balance within himself before time runs out.