week out today, am I sipping too fast?
You should drink as fast as is comfortable for you. You can split your protein shake in two if you want but you can drink it all at once if you prefer.
Please note: I AM NOT A DOCTOR. If you want medical advice, talk to your doctor. Whatever I post, there is probably some surgeon or other health care provider somewhere that disagrees with me. If you want to know what your surgeon thinks, then ask him or her. Check out my blog.