What is the most significant effect of injuries to or abnormalities in the hypothalamus on behavior

Putting aside opinions you may have regarding humane issues, consider that sleep deprivation has been used as a means of torture for many years. What are its primary effects, and why would these effects be considered useful in interrogation?

350 words, must have 4 scholarly articles from 2010-2016. Quote must be synthesized.

What is the most significant effect of injuries to or abnormalities in the hypothalamus on behavior? Why is this effect the most significant?

350 words, must have 4 scholarly articles from 2010-2016. Quote must be synthesized.

Both questions must be answered