Can You Have Autism and ADHD Without Knowing It?
Yes. You can be autistic and have ADHD without knowing it, sometimes until well into adulthood. Both are lifelong neurodevelopmental conditions, but neither is always…
Author: Johan Lammers, MSc
I founded sensoryoverload.info after being diagnosed with AuDHD in my early forties. Through this platform, I share what I continue to learn, in the hope that it helps neurodivergent adults feel less alone, better understand themselves, and find approaches that fit their lives. I draw on my MSc in Psychology, years of hyperfocused neurodiversity research, and my own ongoing experience of living with AuDHD.
I’d love to connect with others in the neurodivergent community on LinkedIn and/or X.
ADHD Mood Swings: Causes, Patterns and Emotional Regulation
ADHD mood swings are rapid or noticeable changes in emotional state that may follow frustration, excitement, rejection, interruption, sensory overload or a shift in stimulation.…
ADHD Mental Exhaustion: Why ADHD Can Feel So Draining
ADHD mental exhaustion is the depleted, foggy or overloaded state that can follow sustained efforts to direct attention, organize tasks, manage time, regulate emotions and…
ADHD Overwhelm: Signs, Causes and What Helps
ADHD overwhelm happens when the demands reaching your attention, executive functions, emotions or senses exceed your current capacity to organize and respond to them. You…
ADHD Brain vs Neurotypical Brain: What Research Shows
Research finds average differences between groups of people with and without ADHD in brain development, structure, activity and communication between networks. These findings support understanding…
ADD vs ADHD: What Is the Difference?
ADD and ADHD are not two different conditions. ADD is an older term for what is now diagnosed as ADHD, usually the predominantly inattentive presentation.…
Are There 7 Types of ADHD? What Science Says
You may have encountered lists describing seven types of ADHD: classic, inattentive, overfocused, temporal lobe, limbic, “ring of fire” and anxious ADHD. These categories come…
Adult Autism Test and Screening: Signs, Tests and Next Steps
An online adult autism test cannot tell you with certainty whether you are autistic. Tools such as the AQ, AQ-10 and RAADS-R are screening questionnaires:…
ADHD Assessment for Adults: Tests, Diagnosis and What to Expect
An adult ADHD assessment is not a single test that proves whether you have ADHD. It is a structured clinical process that examines your current…
Vanderbilt ADHD Assessment: Scoring, Forms and What It Measures
The Vanderbilt ADHD Assessment Scale is a widely used questionnaire for identifying ADHD symptoms and related difficulties in children. Unlike many simple ADHD checklists, it…