My video and audio stutter/lag

I just got better internet for streaming but now obs is telling me "Warning: High CPU Usage". I don't know what to do, please help. Processor: AMD FX(tm)-770K Quad Core Processor 3.50 GHz Installed memory (RAM): 8.00GB System type: 64-bit Operating System,x64- based processor AMD Radeon r9 360 Graphics Card If you need to know anything more about my computer please let me know