Long-term smokers often have a chronic cough. They may get used to it, and perhaps also to being winded after climbing stairs.But there are good reasons to take these symptoms seriously, as they can ...

The training of U.S. military helicopter pilots is getting heightened attention following the mid-air collision between an ...

A layer of fog covered Delhi as the city recorded a minimum temperature of 10.8 degrees Celsius, prompting the setup of 235 ...