This reduces maximum speed and increases fuel consumption. This reduces weight and improves water circulation. Chlorpromazine also reduces phenytoin levels and increases valproic acid levels. Hypothermia which reduces brain temperature significantly can improve outcome. Condom use also reduces the transmission risk significantly. It also significantly reduces the matrix effects. Cooking also significantly reduces fat and mineral contents. This reduces exposure and protects them from photooxidative damage. It also reduces variance and helps to avoid overfitting. Dissolution of water drastically reduces melt viscosity. This markedly reduces the risk of contamination during processing. Passing to a receiver not in the cone reduces pass accuracy significantly. Cortisol also reduces calcium absorption in the intestine. Studies have shown that exercise reduces stress. There is uncertainty whether breastfeeding reduces risk.