Your rights as a participant
Clear rights are built into every study — including the right to be fully informed and to say no, anytime.

When you take part in research, you're not asking for favors — you're exercising rights built into the rules that govern every study. Here's what you're owed, in plain terms.
It helps to understand what signing actually means, because people often overestimate it: signing informed consent means you've read and understood the information and your rights. It is not a contract, and it doesn't obligate you to enroll or to remain in the study.
What you're owed
One honest note is included below — leaving a study isn't quite the same as erasing data already collected.
Participation is completely voluntary. No one can pressure you into it.
Still have questions? That's normal — and you can ask anytime.
Wondering if a study could be right for you?
See if you may qualify — 2 minEducational content, reviewed for accuracy. It isn't medical advice — talk with a healthcare professional about your situation.