"Cold weather puts an extra strain on the heart, " the CDC said, also noting that overexertion can become even more dangerous to those with heart conditions in the Arctic cold.

CNN: SHARE THIS

"I wanted to feel a connection with him, but my heart is cold, " Jal told The Independent.

NPR: Emmanuel Jal: From Child Soldier to Rising Star

Halard-Decugis, the champion last year at Birmingham's DFS Classic, coasted the first set on the back of two early breaks of serve but Rubin, earned the backing of the near-capacity crowd who shivered in the cold on Centre Court, with a heart-warming comeback.

BBC: Determined Dominique in final

"We don't like heart patients doing tons of heavy weight lifting coupled with cold weather, " says Pomerantz, whose home of Rochester averages about 7 feet 8 inches of snow each year.

CNN: Shoveling snow? How to protect your back (and your heart)

We let that one go, but only after he had held it in his hands, cold and quick, muscle with eyes and a heart, scales specked with yellow and red, and one tiny orange fin.

NEWYORKER: The Other Place