A study by the U.S.Centers for Disease Control reports that medical care and the loss of worker productivity averages about $3,000 annually for each smoker.

VOA: standard.2010.02.18

Parkinson's disease is a disease involving destruction of motor control and loss of motor control, difficulty moving.

帕金森症会损害运动控制,丧失对运动的控制,变得行动困难

耶鲁公开课 - 心理学导论课程节选

We've found that stimulation, electrical stimulation deep in the brain can help patients that have Parkinson's Disease and can reduce the tremors and loss of muscle control that many patients with Parkinson's Disease use.

我们已经发现,这种脑部深层的电刺激,可以缓解帕金森氏症患者的症状,如震颤和肌肉丧失控制,许多帕金森氏症患者都使用这种疗法

耶鲁公开课 - 生物医学工程探索课程节选