A Research Study to Look at How CagriSema Influences Food Intake, Appetite and Emptying of the Stomach in People With Excess Body Weight

Inclusion Criteria: * Male or female. * Aged 18-65 years (both inclusive) at the time of signing informed consent. * Considered eligible based on the medical history, physical examination, and the results of vital signs, electrocardiogram and clinical laboratory tests performed during the screening visit, as judged by the investigator. * Body mass index (BMI) equal to or above 27.0 kilograms per meter square (kg/m\^2) at screening. Overweight should be due to excess adipose tissue, as judged by the investigator. Exclusion Criteria: * Glycated haemoglobin (HbA1C) greater than or equal to (≥) 6.5 % (48 millimoles per mole \[mmol/mol\]) at screening. * History of type 1 or type 2 diabetes mellitus. * Any clinically significant body weight change (≥5% self-reported change) or dieting attempts (e.g., participation in a weight reduction program) within 90 days before screening. * Female who is pregnant, breast-feeding or intends to become pregnant or is of childbearing potential and not using highly effective contraceptive method. * Presence or history of any clinically relevant respiratory, metabolic, renal, hepatic, gastrointestinal, or endocrinological conditions.