Fact 1: Rest has a positive impact on a health.

Fact 2: Relaxation is a prerequisite to rest and good sleep.

Given the two facts above, answer the question "Relaxation is a prerequisite to that which has a what impact on health?" with the following options: 
- terrible
 - survive
 - mild
 - positive
 - negligible
 - negative
 - sweating
 - exercise


 

    positive     