Excessive daytime sleepiness is one of the most common sleep-related patient symptoms, and it affects an estimated 20 percent of the population. Persons with excessive daytime sleepiness are at risk of motor vehicle and work-related incidents, and have poorer health than comparable adults. The most common causes of excessive daytime sleepiness are sleep deprivation, obstructive sleep apnea, and sedating medications. Other potential causes of excessive daytime sleepiness include certain medical and psychiatric conditions and sleep disorders, such as narcolepsy.
Some diseases are also associated with changes in the nails, which can include brittleness. Thin and brittle nails can be a sign of hypothyroidism, for example. The term onychoschizia refers to splitting of the fingernails as well as brittle or soft nails. Taking biotin (a vitamin) supplements can help in some cases of brittle nails, and application of moisturizers after soaking in water can also be of benefit. Medically Reviewed by a Doctor on 3/30/2015.
Dents in the nail called beauâs lines are caused because of malnutrition. Lack of vitamin C could cause hangnails and swollen nail tissues. You could also spot red-brown spots at the end of the nails caused by the deficiency of vitamin C. The lack of B12 in your body can show up in various ways on your fingernail.ome Remedies. There are some simple home remedies that can help get rid of brittle nails. Listed below are a few of them: 1  Soak a cotton ball with olive or castor oil and use it to gently swab your finger nails. 2  You can also use the mixture of a few drops of olive oil and lemon juice with a table spoon of honey.