2. Drinking cold water can cool down many nerves of the spinal cord, which affects the brain. This may trigger headaches.

Before Madeline Cooper goes to bed in her Melbourne home, she has a cool shower, sets up two fans and spritzes her sheets with water.

As the impending summer forecast shows scorching heat, it's the perfect time to think about slipping away to a destination with milder temperatures, fresh mountain air and reasonable prices.

Passengers are learning the hard way this summer that high temperatures can ... “Aircraft get their best performance during cool or cold temperatures as the density of the air increases.” ...