Pharmaceutical giant Merck is buying Verona Pharma, a company that concentrates its efforts on respiratory diseases, in an approximately $10 billion deal.

The signs that you should be on the lookout for that may show your lungs are not healthy.

If youre spending a lot of time outdoors on a hot day, its important to plan ahead. Soaring temperatures and high humidity increase risk for heat illness. When outside in high heat, youll want to take frequent breaks. So, if youre out running or exercising in the heat shorten the duration and intensity of your workout. Frequent breaks both from the mask and from the heat are a good thing to do, said Dr.

LAUSANNE, Switzerland - Air pollution does a lot more damage to our lungs than scientists realized, according to a new study in Monday's European Respiratory Journal. Researchers found it ages lungs more quickly and putting us at higher risk of COPD. Particle pollution is the mix of solid and liquid droplets in the air, according to the US Environmental Protection Agency. They think air pollution has this impact because it causes inflammation in the lungs, which narrows airways and makes it harder to breathe. Air pollution also increases the risk of heart disease, strokes and lung cancer.