While health authorities agree that a few minutes of natural sun exposure can help the body synthesize its daily dose of vitamin D, hardly any recommend extensive tanning bed use. Instead, nutritional health supplements may do the trick. Now, a group of scientists at Indiana University School of Medicine are saying that tanning may cause a rare disease in those with medication-related skin conditions.

Experts at the school’s Department of Dermatology described a case of toxic epidermal necrolysis (TEN) caused by combining ultraviolet (UV) radiation exposure with a rare allergy. Their case report appears in the Archives of Dermatology.

The team related an incident in which a young adult with an allergy to ibuprofen took the drug, which gave her a rash. After exposing the rash to UV light in a tanning bed, the woman developed TEN.

Researchers said that the dangerous condition can cause hemorrhaging, breathing difficulties and impaired vision. They reiterated the dangers of tanning, which they said is an improper way to try to improve health.

Instead of risking skin damage and even cancer, individuals who want to get their daily allowance of vitamin D need look no farther than a bottle of natural .