Increasing noise pollution, coming from various sources, is one of the major reasons that can cause several health problems, such as stress, hypertension and hear loss, among others. This is because the body is sensitive and prone to the changes taking place in the environment. It is important to take proper care of the body organs in order to avoid serious health hazards. The noise pollution has main impact on the ears leading to the problem of hearing loss, which may be temporary or permanent.These days a large number of people suffer from the problem of hearing loss. Hearing loss can be caused due to several reasons such as continuous expose to loud or harsh sound, iPods or loud music, ailments, excessive use of mobile phones, old age or other forms of noise pollution. Hearing loss can also be caused due to some genetic disorders. In order to improve this hearing impairment, several equipment and devices are readily available in the market. Hearing aids are one of the most widely accepted devices used for overcoming the problem of hearing impairment.This is the devices that are used for enhancing the hearing ability of a person. These devices are designed for people who suffer from hearing loss caused due to the damage of the hair cells presents in the ears. The function of hearing aids is to amplify the sound vibrations entering the ears. Hearing devices convert the larger vibrations into the neural signals with the help of the undamaged hair cells, which are then passed onto the brain.Several options of affordable hearing accessories are available in the market these days. One can choose from the options available depending upon the budget as well as preference. Most of the available hearing devices are either based on analog technology or on digital technology; latter being more expensive but effective than the latter. However, before purchasing any of the hearing aids, one should consult an audiologist and follow all the instructions, in order to avoid any further problems. Moreover, a proper hearing aid can help simplify the life of people suffering from hearing problem.