XL Size. Users of salt lamps claim the following benefits of owning one - -•Improves breathing problems and reduces allergies.•Less colds and flu (due to less airborne viruses).•Increased relaxation and calmness, less stress.•Improved ability to concentrate and work for longer periods around electrical equipment like computers.•Fewer headaches and migraines.•Reduced symptoms from disorders like rheumatism and arthritis.•An improvement in skin diseases.•Easier to get to sleep at night.•A better overall sense of health and wellbeing.