Cyclic Hormones and Interoception with Repeated Profiling (CHIRP)
ps365
Eligibility
- Women with regular menstrual cycles (27-29 Days)
- We are enrolling healthy participants and women experiencing Premenstrual Depressive Disorder (PMDD) symptoms
Purpose
The Brain and Body Lab is exploring how hormonal changes during the menstrual cycle impact: Mental health, Bodily sensations, and Sensory processing.
Our goal is to better understand how your brain and body connect across different phases of the menstrual cycle. By participating you can contribute to research that may improve understanding and treatment of menstrual-related mental health challenges, like PMDD.
Involvement
Participate in up to 56 sessions across 4 months:
- Complete behavioral sessions and questionnaires
- Perform physiological tasks: heartbeat detection, breathing exercises, taste tests
- Undergo MRI brain scans (safe and non-invasive)
- Provide blood and stool samples using participant-friendly kits
- Track your ovulation using provided ovulation kits
Benefits
Earn up to $1,550 for your time.
Contact
brainbodysense@ucla.edu
PI: Dr. Bridget Callaghan
IRB Number: IRB-24-6193
IRB Expire Date: January 8, 2026
Age Range: 18 yrs – 42 yrs