translation.en: The patients who have a migraine preceded by an aura have a band of excited neurons -- that's shown in red -- that moves at three to five millimeters a minute towards the mid-brain.
translation.zh: 有些患有偏头痛的病人在发病之前会有预兆 出现大量的兴奋神经元--就是显示为红色的这部分- 它以每分钟3-5毫米的速度扩散到中脑。