Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Scientific researchers have brought up evidence showing that there are various cases of blindness which have been reported across the globe, caused by the acanthamoeba parasite. Further research have shown that the acanthamoeba parasite resides in tap water, dust and swimming pools and can cause painful infections to the contact lens wearer. Medical specialists have voiced out that wearers should always keep their contact lenses clean and away from dust. Besides, the British Contact Lens Association have recommended the contact users to avoid wearing contact lenses while swimming and showering. More than 3.7 million of Britons have been identified as contact lens users and they are all exposed to this Acanthamoeba parasite if the necessary precautions are not taken...