When going to rock climbing, what preparation do you need?

When going to rock climbing, what preparation do you need? Prepare your mind. Really, you don't have to prepare anything. Just recommend that you be mentally prepared. Because rock climbing is a very challenging sport Both physical, mental and intellectually, we need to be ready in all three areas. Some people climb for the first time and realize they are afraid of heights .. Honestly, the first time it was really scary. Because the cliff is very high .. Before climbing the cliff, you shouldn't have a full meal. Because it will not stop and climb, the best way should be done as if going to exercise. It is only light enough for the stomach to climb. There is a risk of danger and injury, therefore, before the first climb, We have to sign to acknowledge the risks before climbing. See an example of consent form (waiver form )....