VOA慢速英语:Explosions Change Soldiers’ Brains, Study Says

concentrate – v. to think about something; to give your attention to the thing you are doing or reading

overdose – n. an amount of a drug or medicine that is too much and usually dangerous

executive functions – n. also known as cognitive control; the management memory, reasoning, task flexibility and problem solving, as well as planning and execution.

abstract – v. to deal with general ideas or qualities rather than specific people, objects or actions

skull – n. the bony structure that forms the head

swell – v. to become larger than normal; to enlarge

How do doctors in your country care for veterans who have suffered brain injuries on the battlefield? We want to hear from you. Write your thoughts in the comments section.