If an outdoor runner develops a headache, feels tired, and has an elevated heart rate, what is the most probable cause?

a. lack of protein
b. insufficient calories
c. dehydration
d. overhydration

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.

Explain what you know about the cause of mental illnesses.

What is known about the role that insulin plays in the processing of blood sugar?