stretch your wrists and hands before you play.....then cts wont be an issue for you.....but you gotta put more thatn 30 minutes into practicing....guitar takes years of long hours to acheive speed and accuracy.....try a penatonic run like uhh... E 5 8
B 5 8
G 5 7
D 5 7
A 5 7
E 5 8 can you read that?.....i hope so.....this will build speed quick....