Men's Fitness: Arrest your stress: five inexpensive biofeedback devices to monitor your body tension, reduce stress and increase energy. (Energy).: "Temperature Training
Stress effect: Reduced hand and foot temperature due to constriction of the arteries and the shunting of blood flow away from the extremities.
Monitor: Using a simple thermometer such as a Stressdot (100 dots will run you $12.95 at www.stressdot.com), you can monitor your hand temperature and train yourself to elevate it. In a warm room, place a Stressdot on your hand and wait one minute until it settles on a color. Use the color chart to determine your hand temperature.
Relax: Sit quietly in a comfortable position, relax your breathing and let your muscles slacken. Push negative thoughts out of your head, concentrating instead on 'thinking' warm hands. Merely focusing on warmth has been shown to raise temperature."