FWIW, it was pretty hot recently at sectionals. During matches I had a small cooler with a bottle of water, a bottle of regular Gatorade, and a cold wet towel. On every changeover I took a gulp of G, a gulp of water, and pressed the towel all over my head. Between matches I drank water, ate a banana, and had half a protein shake.
If you play by the rules some might consider you a *. If that's a problem then, by all means, give away as many points as necessary for their approval