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No significant differences (NS) existed between LVRnon-run and HVRnon-run rats 1–2 h prior to the running/dark cycle (P = 0.28), LVRrun and HVRrun rats 1–2 h prior to the running/dark cycle (P = 0.28), or LVRrun and HVRrun rats 2–3 h into the running/dark cycle (P = 0.72). All animals were female and were 35 days of age, and HVRrun and LVRrun animals spent 6 days in a voluntary running wheel (n = 6–7 per bar).
