Anti-virus scans the hard drive every day harmful?

Users questions:Have carried out a day off before the anti-virus scan on the hard disk harmful?
Experts answer: pairs of systems are little affected, but to your hard drive is not good, because antivirus software to a full system scan, the hard disk workload is quite big. Therefore, in the absence of any exceptional circumstances, it scans twice a week is enoughA. Under normal circumstances, as long as a little attention, it should not download and open a number of things of unknown origin, is rarely infected.
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