She suffers from brain concussion.

她得了脑震荡。

youdao

Methods: A brain concussion was produced in rats using a simple pendulum device model.

方法：应用自制单摆式闭合性机械打击装置建立脑震荡大鼠模型；

youdao

AIM: To compare nimodipine vs cimetidine in treating acute gastric ulcer after brain concussion in rats.

目的：比较尼莫地平与西咪替丁对大鼠重型脑损伤后急性胃溃疡的疗效。

youdao

A concussion happens when the brain is shaken, often in a car crash or a fall or a strike to the head in sports.

VOA: special.2009.10.28

Newly released AAN (American Academy of Neurology) guidelines earlier this week to manage sports-related concussions recommend trainers, coaches and physicians to err on the side of caution and remove athletes from play in the setting of a possible traumatic brain injury or concussion.

FORBES: Safety Prevails -- In Updated Guidelines To Manage Concussions

In addition, brain rest is recommended following a concussion, so reading, watching movies and playing video games -- things you might normally do to pass the time on a plane -- may make things worse.

CNN: Is it OK to fly after a head injury?

The suit alleges the league didn't do enough to warn players that they risked permanent brain damage if they played too soon after a concussion and that it hid evidence about the risks for decades.

CNN: NFL wants players' suit over concussions dismissed