Did your dad like to take cold showers? Or perhaps he was a ski buff, or an open-water swimmer.

It’s too late now, but you very might well wish that your paternal progenitor had a fondness for cold temperatures. A new study published Monday in Nature Medicine shows that mice exposed to cold temperatures sire offspring that are both slimmer and healthier on high-fat diets than those whose fathers were kept warm.
Freezing Fathers Fight Fat
Chilling mice to see what happens to their kids i