Yes, ADHD (Attention Deficit Hyperactivity Disorder) can contribute to feelings of fatigue and tiredness. Individuals with ADHD often experience difficulties with attention, focus, and impulsivity, which can affect their ability to concentrate on tasks and maintain sustained mental effort. These challenges can lead to increased mental fatigue and a feeling of being constantly drained. Additionally, managing the symptoms of ADHD can be mentally and emotionally taxing, leading to exhaustion. Sleep disturbances, which are common in individuals with ADHD, can also contribute to feelings of tiredness during the day. Addressing ADHD symptoms through appropriate treatment, such as medication, behavioral therapy, and lifestyle adjustments, can help manage fatigue and improve overall well-being.