My father’s death from cancer showed me you need to look after your lungs. But apart from not smoking, what should you be doing? I headed to a laboratory, strapped on a mask and heart monitor ...

About a decade later, lung capacity begins a gradual age-related decline. Exercise, general health and smoking each play a role in how much and how quickly this occurs.

The deal, which would become effective Nov. 1, is valued at up to $28 million over the next five years. Biodesix will acquire the UK company's US lab in Kansas.

The surgeons at Guangzhou Medical University performed this ground-breaking procedure, transplanting the left lung of a specially modified pig into a 39-year-old man who had been declared brain dead a ...