This breathing test can detect COPD in its earliest ... called the forced vital capacity (FVC). The test also measures how much you exhaled in the first second, known as FEV1.

A doctor usually diagnoses chronic bronchitis using a breathing test called spirometry. This test measures how much air you exhale. You take deep breaths into a tube that a computer monitors to ...

The test is the shortest of the various breath tests (10 ... Breath samples will then be collected every 15 minutes for up to 2 to 4 hours, with measurement of hydrogen in the breath samples.

He says the most reliable test is known as a lung function testing - which is performed by breathing through a tube to measure the efficiency of air flow. "There are other breathing tests ...

"The van enables us to measure in real time the impact of legal ... Then they return to the van for 13 breath tests over two hours and a series of tests to gauge how high they feel.

Scientists from the Francis Crick Institute, UCL, UCLH and Personalis have found that a test to detect circulating tumor DNA can predict lung cancer outcome in a Cancer Research UK-funded study.

A study finds that a sensitive test detecting circulating tumour DNA (ctDNA) in early-stage lung cancer can predict relapse ...