And it just tested an event for young adults who have multiple sclerosis, MS, a disease of the central nervous system that can cause paralysis or muscle tremors.

它对患有多发性硬化症的年轻人进行了测试，MS是中枢神经系统的一种疾病，可引起瘫痪或肌肉震颤。

Among the thousands who participated now include people with multiple sclerosis, a disease of the central nervous system, and this year the group started offering free experiences for healthcare workers impacted by the COVID-19 pandemic.

在参与的数千人中，包括患有多发性硬化症（一种中枢神经系统疾病）的人，今年，该组织开始为那些受新冠病毒影响的医护人员提供免费体验活动。