Everything you need to know about breathlessness in 11 minutes

Why do I feel breathless? Is it the sign of something serious? Or is it just old age? Leading cariologist Dr John Gerry Coghlan explains when it's normal to feel breathless, and when you should see a doctor. Book a consultation with Dr Coghlan here: https://www.topdoctors.co.uk/doctor/john-gerry-coghlan: