Causes of Laryngitis are:

  • Viral infection
  • Bacterial infection
  • Fungal infection
  • Prolonged speaking especially in high pitches
  • Acid reflux – GERD
  • Chronic sinusitis
  • Excessive coughing
  • Smoking
  • Alcohol consumption
  • Irritation due to allergens
  • Vocal cord paralysis
  • Occurrence of tumours in the vocal tracts