Looking for advice on routine
I am 35, 5ft 11
So i have a home gym which consists of DB up to 30kg, a barbell and a smith machine with cables I am currently doing a 5 day split Chest/Core/Arms/Back and Shoulders I have seen some growth so its working to a extent but I cant help but feel that i could be doing this better I am not sure if i am overworking . Ideally i am looking to add mass