Obesity, constipation, Kidney stones, and Liver issues.
Explanation:
Amoung other things of course, but these are defientely a top 4. An excess amount of anything is obviously bad, but if you're eating too much protien and not using it to build muscle and not burning off those calories in any way it will just add on pounds. Protien is good for you, but only if you use it in the right way.
The best way to get accurate information on the risks of a new health-enhancing activity is to consult someone who is informed and experienced in that activity and it is a good idea to consult your doctor about the activity before participating in it to make sure you are physically capable of doing so.