Possibly because your 37.5 is from your body trying to reach 38 but not getting there yet. I'm just recovering from influenza right now and over the past two w

Possibly because your 37.5 is from your body trying to reach 38 but not getting there yet. I'm just recovering from influenza right now and over the past two weeks I've noticed that pattern very clearly -- I feel worse when my temperature is 37.5 and rising than I do when my temperature is 39 and steady.