Why Trees Explode in Extreme Cold

Try this targeted cold therapy trick for instant headache relief. Place a spoon in the freezer for a few minutes, then put it right on the back of your neck, just below your hairline. For about three minutes, gently lift the spoon and press it back onto the exact same spot. This instantly reduces the transmission of pain signals to your brain and causes swollen blood vessels to constrict, which safely drops the throbbing pressure inside your head. Within minutes, the severe pain starts to ease,