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r/sdam

Severely Deficient Autobiographical Memory (SDAM) refers to a lifelong inability to vividly recollect or re-experience personal past…

Subscribers

12,780

Created

November 10, 2017

9 years ago

View on Reddit
RedPulse insight

How to think about r/sdam

The community focuses on Severely Deficient Autobiographical Memory (SDAM), a condition characterized by the inability to vividly recall personal past events. Members share experiences, insights, and coping strategies related to their memory challenges, often connecting their experiences with aphantasia. This community is distinct in its emphasis on the nuances of memory perception and the psychological implications of SDAM, fostering a space for support and understanding among those affected.

Confidence 4/5

  • Audience

    Participants in this community are typically individuals diagnosed with SDAM or those who suspect they may have it. The demographic is diverse, often including adults who seek to understand their memory limitations and connect with others facing similar challenges. Members tend to be introspective and empathetic, valuing shared experiences and insights into the emotional and cognitive impacts of their condition.

  • Posting culture

    Content that thrives includes personal anecdotes, questions about memory experiences, and discussions around coping mechanisms. Members appreciate authenticity and vulnerability, while overly promotional or off-topic posts may be downvoted. The community encourages regular engagement, with members often posting and commenting to foster a supportive environment, but the frequency of posts can vary widely among individuals.

  • Brand engagement notes

    Brands should approach this community with sensitivity and authenticity, focusing on educational content rather than overt promotion. Sharing resources about memory conditions, mental health support, or relevant scientific research can resonate well. However, members may react negatively to blatant marketing or promotional tactics. Collaborating with community members to create informative content or hosting discussions can enhance brand perception and foster trust within the community.

Top keywords

What r/sdam talks about

Weighted by how often each term appears in posts and comments, relative to baseline frequency. The largest words are the strongest signals of community focus.

aphantasiasemanticepisodicreminiscegrudgesrelivepsychopathydissociatedspacialrelivingrecollectionrecountquestionnairessnapshotsrecallingreminiscingconstruedsuperfluouslife-longanti-depressantsreconsideringschool…ruminatesalientvibrancyprecludefacts:scrunchcompriseelicitocularwaaydetachingthisevisualizeantipsychoticsneurodivergencec-ptsdstartlingcheerleaderssoilsminimalismoveractiveautobiographyrationaliseconcussionsknow-it-allforgetfulnessworst:post-itsteamrollhallucinateday;scanttreatabledissociatives\nittypersistentlygoldmine

External signals

Where the community looks

Top external domains linked from posts and comments — a quick read on the sources of truth this audience trusts.

Top contributors

Who shapes the conversation

The most active and most-upvoted posters and commenters in this community. Useful when planning outreach or studying a community's tastemakers.

Top posters

By post count

By votes

Top commenters

By comment count

By votes

Similar communities

Where this audience also spends time

Topic-adjacent communities surfaced from Reddit's own related subreddit signal.

FAQ

r/sdam — frequently asked questions

Quick facts about this subreddit's size, history, focus, and related communities.

How many subscribers does r/sdam have?

r/sdam has approximately 12,780 subscribers as of May 27, 2026.

When was r/sdam created?

r/sdam was created on November 10, 2017 (9 years ago).

What is r/sdam about?

The community focuses on Severely Deficient Autobiographical Memory (SDAM), a condition characterized by the inability to vividly recall personal past events. Members share experiences, insights, and coping strategies related to their memory challenges, often connecting their experiences with aphantasia. This community is distinct in its emphasis on the nuances of memory per…

What subreddits are similar to r/sdam?

Communities similar to r/sdam include r/aphantasia, r/cureaphantasia, r/hyperphantasia, r/alexithymia.

Who are the most active posters on r/sdam?

The most frequent posters on r/sdam include u/Trash_man_can, u/redlefgnid, u/Gold-Improvement-207.

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