my brothers computer has been locking up ALOT lately, with constant freezes and reboots... 7 months prior to these events the rig was working just fine... it all started to happen when i ported all of ...

Basically, I run my computer about 24 hours per day. Could this be bad for it? It does get breaks, but more or less it runs continually. More specifically, I'm gonna be getting an AMD 2500 system ...