A Condition That Deserves Recognition, Research, and Compassion
Acquired hypothalamic obesity (HO) is a rare and serious condition that can develop after damage to the hypothalamusoften due to treatment for hypothalamic-pituitary brain tumors such as craniopharyngioma. It leads to uncontrollable weight gain, hyperphagia (constant hunger), food preoccupation, and a range of physical, emotional, and social challenges.
The Raymond A. Wood Foundation is committed to supporting those affected by HO and collaborating with the medical and research communities to drive change.
For Patients & Caregivers
Learn about HO, how we support families, and what resources are available—from support groups and educational videos to research opportunities and innovative tools.
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For Clinicians, Researchers & Industry Partners
Explore how RAWF supports the HO community, access curated research, learn about our global patient registry, and discover opportunities to collaborate.
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A Closer Look at Hypothalamic Obesity

Join Our Patient Registry
Your voice is crucial in addressing the challenges of hypothalamic obesity and hyperphagia! Join us in shaping the future of research by enrolling in the Hypothalamic Pituitary Brain Tumor Patient Registry. Your participation, at your own pace, will contribute valuable insights to better understand and treat these conditions
