Can ADHD cause memory loss?

Reviewed by Yoshinori Abe, MD

Internal Medicine

ADHD is commonly linked to difficulties with working memory and short-term recall, but it does not typically cause long-term memory loss. People with ADHD may forget appointments, misplace items, or lose track of tasks—not because memories fade, but because attention and focus interfere with encoding information in the first place.

If you're noticing memory issues or other symptoms and aren't sure what's behind them, the smartest next step is to get clarity before worrying or waiting. A free, instant, online symptom check can help you identify possible causes, understand what's normal versus concerning, and guide you toward the right next steps—whether that's self-care, seeing a primary care doctor, or consulting a specialist. It takes just a few minutes and could save you weeks of uncertainty.

Reviewed for medical accuracy: 07/15/2026

Quick answers

Frequently Asked Questions

4 answers

The most common questions people search after this page

Concerned about your symptoms?

Start a symptom check

Explanation

Many studies have found that people with ADHD often have challenges with working memory. Working memory is like a mental notepad that helps keep things in mind for a short time. When this part of memory is affected, it might seem like memory loss because someone could forget recent instructions or tasks. However, ADHD does not typically lead to long-term memory loss, which is the ability to remember events or information over a long period.

Research shows that while working memory and short-term memory can be weaker in those with ADHD, their long-term memory is usually less affected. This means that the brain has trouble holding onto information temporarily, not permanently forgetting past events.

So, if you or someone you know with ADHD struggles with remembering recent details or instructions, it is more likely a symptom of ADHD's impact on working memory rather than true memory loss for older information. To better understand your specific symptoms and explore what might be affecting your memory, try our free AI-powered symptom checker for personalized insights.

(References)

Kofler MJ, Singh LJ, Soto EF, Chan ESM, Miller CE, Harmon SL, Spiegel JA. Working memory and short-term memory deficits in ADHD: A bifactor modeling approach. Neuropsychology. 2020 Sep;34(6):686-698. doi: 10.1037/neu0000641. Epub 2020 May 21. PMID: 32437194; PMCID: PMC7483636.
Skodzik T, Holling H, Pedersen A. Long-Term Memory Performance in Adult ADHD. J Atten Disord. 2017 Feb;21(4):267-283. doi: 10.1177/1087054713510561. Epub 2016 Jul 28. PMID: 24232170.
Tien T, Xu X, Song J, Zhang X, Zhang D, Yuan H, Zhong F, Li J, Hu Y. Learning and Memory Impairments With Attention-Deficit/Hyperactivity Disorder. Physiol Res. 2024 Apr 30;73(2):205-216. doi: 10.33549/physiolres.935202. PMID: 38710050; PMCID: PMC11081185.

Tell your friends about us.

We would love to help them too.

For First Time Users

What is Ubie’s Doctor’s Note?

We provide a database of explanations from real doctors on a range of medical topics. Get started by exploring our library of questions and topics you want to learn more about.

Was this page helpful?

Purpose and positioning of servicesUbie Doctor's Note is a service for informational purposes. The provision of information by physicians, medical professionals, etc. is not a medical treatment. If medical treatment is required, please consult your doctor or medical institution. We strive to provide reliable and accurate information, but we do not guarantee the completeness of the content. If you find any errors in the information, please contact us.