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Results 1 - 4 of 4 for hit
  1. Videos - PTSD: National Center for PTSD Video (Department of Veterans Affairs)  
    ... Please switch auto forms mode to off. 2. Hit enter to expand a main menu option (Health, ... 3. To enter and activate the submenu links, hit the down arrow. You will now be able ...
    https://www.ptsd.va.gov/appvid/video/index.asp - Videos
  2. Concussion Video 
    ... head can cause the brain to move and hit the skull. Here, a punch in a boxing ...
    https://medlineplus.gov/ency/anatomyvideos/000034.htm -
  3. Coughing Video 
    ... amazingly fast speed. Compared to a tennis ball hit at 50 miles per hour, or a baseball ...
    https://medlineplus.gov/ency/anatomyvideos/000039.htm -
  4. Sun's effect on skin Video 
    ... The UV rays penetrate outer skin layers and hit the deeper layers of the skin, where they ...
    https://medlineplus.gov/ency/anatomyvideos/000125.htm -