Have you ever felt horrible during a training session or race, and wondered exactly what is going on inside your body? We’ve got two sources for finding out exactly what the problem may be. The first is a home GI test kit, which lets you find out if you have food allergies, or even parasites, yeast or fungus in your digestive track. Yuck! Check it out here. The second is a “performance profile” that is also done from the comfort of your own home, and lets you find out whether your have adequate hormone, iron, fatty acid, amino acid, mineral and metabolic balance. You can check it out here.