Disability fatigue and sensory overload are often linked to the digital world we rely on every day. For people with vision impairment, autism, and many other disabilities, using websites, emails, online forms, and workplace systems can require intense concentration. When digital content is not accessible or thoughtfully designed, the mental load increases. Over time, this constant effort can lead to stress, exhaustion, and burnout. This article explores how digital environments contribute to disability fatigue and why inclusive design matters.