We are currently looking for healthy, nonsmoking adults ages 25-65yrs who are dissatisfied with their sleep to participate in a sleep study. Participants should find their sleep not refreshing but not taking external sleep aids. Participants must be willing to eat different foods for two periods of 4 days and undergo testing over a 24-hour period at the…
Seeking participants for a study about how individuals prefer to receive nutrition recommendations to support health management and preferences for visualizing health data. Participants may be invited to complete a 60-minute session to answer questionnaires and evaluate different styles of nutrition…
The goal of this project is to understand why bariatric surgery is such an effective treatment for obesity with a focus on brain mechanisms. Cerebrospinal fluid neuropeptides, hormones, and protein levels will be measured in subjects before and after bariatric surgery as compared with subjects before and after diet-induced weight loss. Participants in the…
We are seeking healthy female Black Non-Hispanic and White Hispanic control participants who are of normal weight (BMI 18.5-24.9) for a study that is being held by the New York Obesity Nutrition Research Center at Columbia University Medical Center (CUMC) and focuses on eating behavior. In this study, you will be asked to…
This pilot study is designed to examine the effect of a novel type of lifestyle intervention, administered via a smartphone app, on weight loss and improvement of metabolic health in individuals with overweight and/or obesity. A mobile application will be used to document eating behavior through photos. In addition, participants will receive personalized…
This 2-phase study aims to explore ways to predict who will respond well to the FDA approved weight loss drug lorcaserin and to understand the mechanisms that develop which limit drug efficacy. Subjects will be recruited for a 5-week crossover study (phase 1) with lorcaserin and placebo followed by treatment with lorcaserin for 24 weeks (phase 2). Phase 1…