Results show that participants with severe, untreated sleep apnea had a significant reduction in white matter fiber integrity in multiple brain areas. This brain damage was accompanied by impairments to cognition, mood and daytime alertness.
An iron deficiency can cause the nail bed to be thin and concave and have raised ridges. While most of Fox's patients don't come in to report nail problems, he routinely checks patients to make sure they have healthy fingernails. The nails offer many little clues to what's going on inside you.
A fungal nail infection occurs when a fungus attacks a fingernail, a toenail, or the skin under the nail, called the nail bed. Fungal nail infections are relatively common. Fungi can attack your nails through small cuts in the skin around your nail or through the opening between your nail and nail bed.Image Â© ISM/Phototake. In healthy people, a fungal nail infection probably won't cause serious problems.ealth conditions, including diabetes or psoriasis, may increase the risk of fungal nail infections as they can damage the nail or skin allowing infections to develop. Biting the nails and use of artificial nails can increase the risk of fungal nail infections. The risk also increases with age and among smokers.