I believe it C- the activity and your fitness level
1)Neurally Mediated Hypotension
2) Severe Hypotension linked to shock
3) Orthostatic Hypotension
Everyone feels down at times. The breakup of a relationship or a bad grade can lead to low mood. Sometimes sadness comes on for no apparent reason. Is there any difference between these shifting moods and what is called depression? Anyone who has experienced an episode of depression would probably answer yes.