“Without treatment, the symptoms usually get progressively worse,” the NHS says.
“There may also be periods when they get suddenly worse, known as a flare-up or exacerbation.”
People who have persistent symptoms of COPD, particularly if over the age of 35, are strongly advised to “see a GP” if they smoke, or used to smoke.
Treatment is advised as soon as possible, before the lungs become “significantly damaged”.
Post source: Daily Express