What operating system are you using?

1. Update your scanners, reboot into safe mode and run them again.
2. Whilst in safe mode, defragment your drive.
3. Get CrapCleaner and run that
4. Go into your startup folder and remove any applications you don't need ALL THE TIME
5. Check for any background jobs like AV scans and updates and turn them off.
6. Turn off any power saving options.

Let me know if anything changes