Firstly Hydrate! Make sure you drink plenty of water or mix it with some Gatorade or fresh fruit.
Workout early in the morning before peak heat and humidity. Get a good warm up for your neuromuscular systems can expect some stress. Get the heart rate up for that internal stretch of capillaries and muscle fibers. Feel free to ask questions for me online. Online training and nutritional guidance is available to set you up for success and help guide you through proper nutrition.