Every person who is working or surfing online can always be prone to spywares and other malicious threats on the web. They are like invisible parasites that attack your computers without you knowing it. When you are too engrossed surfing the net, you may not notice that you have already clicked on the wrong web site.
Then, in such cases spywares will attack your unit without your knowledge until your computer begins to slow down. That is one manifestation of the effect of spyware to your system. Once a spyware gets into your systems, then it automatically makes your computers open to more virus threats.
As a consequence, most computer systems these days are equipped with anti spyware solutions. This software is designed to protect your systems especially your data from being damaged by these online parasites and viruses.