Research indicates that using electronic devices before bed may make it difficult for people to fall asleep. the light appears to interfere with the body's ability to create this hormone , which is responsible for sleep and wake cycles.

a. melatonin
b. endorphins
c. eustress
d. progesterone

Bloodborn pathogens are infectious microorganisms carried by what?

Analyze the impact of the availability of health services in the community and the world. research various school and community health services for people of all ages such as vision and hearing screenings and immunization programs. identify situations requiring professional health services for people of all ages such as primary, preventive, and emergency care.

Write an essay of no less than 200 words about how drugs and alcohol can affect the body and make you unable to participate in sports and fitness-related activities. include your own ideas about how to say "no" to your peers if they offer you drugs as a means of "fitting in."