So you would be motivated to get it done within the time frame. Hope this helped! (:
Post traumatic would be a disorder that includes flashbacks.
Generalized anxiety disorder would be experiencing frequent and intense fear.
Obsessive-compulsive is an extreme fear of a specific object or situation such as, you see one book with the pages facing outward and the rest have their spine showing.
D. Hygiene education
The outbreak of influenza caused many hospitals to post articles about how to avoid the flu and they have recommended to minimize the contact with influenza by taking of your hygiene and staying away from family members/friends with the sickness.
It strengthens your bones to be able to handle large amounts of pressure and weight on your body. I know this isn't related, but when a person breaks their ankle or something else they tend to heal quicker because they're athletes. So one way or another, increasing strength, helps to increase your capacity for exercising.