Cecelia is working out at the gym and using the heart rate monitor feature on the treadmill. her heart rate is at 187 beats per minute, and her target heart rate zone is 138 to 175 beats per minute. what should cecelia do to get the best possible workout? increase the intensity and incline of the treadmill increase the duration of the treadmill timer decrease the intensity and incline of the treadmill decrease the duration of the treadmill timer

In multiple sclerosis, the immune system destroys the substance that coats and protects nerve fibers in the brain and spinal cord. this causes inflammation and injury to the nerves, and the axons don't conduct impulses as well.

Which description best defines the nervous system and its two main branches? a: the message center of the body, split into the autonomic nervous system and the somatic nervous system b: the control panel of the body, split into the central nervous system and the exterior nervous system c: the message center of the body, split into the central nervous system and the peripheral nervous system d: the control panel of the body, split into the brain and the spinal cord

Select the correct answer. which is the safest and most effective way to get a deeper stretch? a. massage the muscles being stretched b. inhale and push the stretch until it hurts c. lean into the stretch as you exhale d. place ice on your muscles before stretching