1d78c129_attle_Lab___The_Torture_Report__Effects__Purposes__
[General Method] 3. Induced Debilitation; Exhaustion [Variants] Semi-Starvation Exposure Exploitation of Wounds; Induced Illness Sleep Deprivation Prolonged Constraint Prolonged Interrogation or Forced Writing Over Exertion [Effects (Purposes?)] 
Weakens Mental and Physical Ability to Resist
Chapter 5, Part 2 - The Battle Lab | The Torture Report
Effects (Purposes?)