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.
Nail change not thyr: Usually fingernail ridges are related to trauma of the nail matrix or bed. This may be of fungal origin. Ocassionaly this may be related to polish or an infection. Pulmonary conditions may have nail changes and skin diseases such as psoriasis or melanoma can cause nail changes. ...Read more.