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    WebMD Symptom Checker

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    WebMD Symptom Checker

    Brittle hair, Difficulty concentrating, Difficulty sleeping and Difficulty staying awake during day

    WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms brittle hair, difficulty concentrating, difficulty sleeping and difficulty staying awake during day including Sleep apnea, Depression (Adult), and Insomnia.

    There are 49 conditions associated with brittle hair, difficulty concentrating, difficulty sleeping and difficulty staying awake during day. The links below will provide you with more detailed information on these medical conditions from the WebMD Symptom Checker and help provide a better understanding of causes and treatment of these related conditions.

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