Apraxia is a neurological disorder characterized by the inability to perform learned (familiar) movements on command, even though the command is understood and there is a willingness to perform the movement. Both the desire and the capacity to move are present but the person simply cannot execute the act.
1 For healthy persons aged 12 monthsâ40 years, single-antigen Hepatitis A vaccine at the age-appropriate dose is preferred to IG because of the vaccineâs advantages, including long-term protection and ease of administration, as well as the equivalent efficacy of vaccine to IG.
WebMD News Archive. Oct. 13, 2005 -- The hepatitis B vaccine lasts for more than 10 years, so a booster vaccine may not be necessary, Italian researchers report. Booster doses of vaccine do not seem necessary to ensure long-term protection, write Alessandro Zanetti, PhD, and colleagues in The Lancet.