Audiology and hearing health professionals in developed and developing countries (2002), Lyn et al. (1998), and Swart et al. (1995), impacted cerumen is one of the most common ear diseases and causes of hearing loss, with prevalence rate between 7.4% and 63%. Additionally, otoscopy does not require a great deal of expertise beyond basic training and is useful to refer a child when the tympanic membrane cannot be visualized due to occlusion of the external auditory meatus by cerumen. Pure-tone audiometry screening, in which there is typically no attempt to find threshold, has been found to accurately assess hearing status in children six years and older, when trained health workers
Substance dependence it clear that many have not been shown to be efficacious. Well-designed, stringently controlled research should be done to evaluate the efficacy of alternative therapies. However, a review of 48 clinical trials on alcohol, cocaine, nicotine, and opioid dependence showed that acupuncture has promising outcomes for craving and withdrawal, specifically through body acupuncture, electroacupuncture, and bilateral needling. However, the effect of acupuncture on withdrawal was transient and thus needed to be repeated several times a day. Another alternative therapy for substance dependence is yoga and mindfulness-based therapies. Those struggling with addiction often feel disconnected from their bodies and use substances