Dallas doctor: 'Sinus headaches are muscle tension headaches that are caused by dysfunctional sinuses'

Dallas doctor: 'When patients don't breathe well, that has a negative impact on their cardiovascular health'

Fall weather causes an increase in allergies and common colds, which in turn causes sinus infections

Dallas doctor: 'We certainly know that patients with sinusitis tend to have worse asthma when the nose and the sinuses are not managed well'