Figure 1From: Voluntary exercise protects against methamphetamine-induced oxidative stress in brain microvasculature and disruption of the blood–brain barrierCharacterization of the voluntary wheel running. (A) Typical running pattern of a mouse subjected to voluntary wheel running. The arrow indicates the end of a one week adaptation process to adjust to running behavior and solitary environment. (B) Average speed (km/h) for individual mice used in the present study.Back to article page