IRB-Approved Surveys and Research

Posting Surveys and Recruiting for Research Studies


Help support SDN's nonprofit mission.

Deleting my Account

How to delete your SDN membership account


You can earn trophies by carrying out different actions. This page shows a list of the trophies that are available.

Member Name Change

How to change your member name on SDN

Delete Content from a Post

Information about post or thread deletion and editing

Report Bad Post

Getting the bad apples out of the barrel

Deactivating my Account

Sometimes you just want to step away for a while

How to Use Private Conversation Messages

Want to send a private message to another member? Use "Conversations"

Doctor Verification

You've earned it, now flaunt it!

Banned from the Forums

This is a professional discussion site. Act like it.

Business and Commercial Members

How your business can participate on the forums without getting banned

Confidential Consult program

Who answers the Confidential Consult questions?

BB codes

The list of BB codes you can use to spice up the look of your messages. This page shows a list of all BB codes that are available.

Change Email

How to change your email

Classifieds Posting Help

How to post in the classifieds area

Ignore a Member

If there is a member getting under your skin or annoying you, use ignore to mute them.


This shows a full list of the smilies you can insert when posting a message.

Journalist / News Media Inquiries

Inquiries from journalists or news outlets

Changing Your Avatar (Profile Picture)

If you don't like the picture that displays next to your posts, here are instructions on how to change it.

Cookie usage

This page explains how this site uses cookies.

Terms and rules

You must agree to these terms and rules before using the site.

Privacy policy

You must accept this policy before using the site.

Vision and Values

Vision and Values