VOA慢速英语:Too Much Gaming is a Pain in the Neck

slouch – v. to walk, sit, or stand lazily with your head and shoulders bent forward

posture – n. the way in which your body is positioned when you are sitting or standing

physical therapist– n. someone who treats a disease or injury of the muscles or joints with massage, exercises, heat, etc.

chronic – adj. continuing or occurring again and again for a long time

strain – v. to injure (a body part or muscle) by too much tension, use or effort

unplug – v. to disconnect (something, such as a lamp or television) from an electrical source or another device by removing its plug

24/7 – adv., adj. twenty-four hours a day, seven days a week; all the time

gadget – n. a small, useful device