All of the following are immune disorders except:
a. arthritis
b. asthma
c. hemophilia
d. multiple sclerosis

Curology what technique are the advertising using?

If you are having a hard time lifting something, you should arch your back. a. true b. false

What should you not do when doing abdominal workouts? a. keep your chin off your chest b. keep your head aligned with the spine c. put pressure on your neck d. all of the above