Female, mid-20s. For the past few months, I've been experiencing multiple symptoms that are gradually affecting my daily life: - Extreme fatigue and low energy throughout the day. - Excessive daytime sleepiness. I feel sleepy almost all the time, even after sleeping at night. - Frequent awakenings during sleep (I wake up every 1-2 hours), so I never feel refreshed in the morning. - Difficulty concentrating and reduced productivity because of constant tiredness. - Feeling emotionally overwhelmed, low, and like crying most days. - Loss of interest in talking to people or socializing. - Feeling mentally and physically exhausted, with even routine work feeling difficult. - Stress seems to make my symptoms worse. - Whenever I'm under significant stress, I develop itchy rashes/hives on different parts of my body, which disappear after some time. - I have a history of heavy menstrual bleeding. - My recent ferritin level was 4 ng/mL. These symptoms have been persistent and are affecting bot