@lizzier try them and see if you like them for like, a few days. if you don't like the style of eating (you probably won't), it would be fine to lower the protein and raise the fat. probably the only hard rule is don't cut your protein below .8g/lb bodyweight. after you find a style of eating...
@lizzier There is not a hard and fast rule about carb/protein split, it's more to do with a) how you prefer to eat and b) how it makes you feel. I keep my carbs pretty high because I feel I have more energy this way. The only thing about fats is, per the RP female diet book, you shouldn't keep...
@finnallen101 For core tightness, breathe into your stomach, not high in your chest. Tuck your ribcage a little and breathe into the space below it. A lot of great tips here on not falling forward, but this will help too.