A Study of LY3971297 in Healthy Participants

Inclusion Criteria: * For Parts A, B, C, E, and F: Overtly healthy males or females as determined by medical history and physical examination * For Parts A, B, C, E, and F: Have a screening body mass index (BMI) in the range of 18.5 to 35 kilogram per square meter (kg/m²), inclusive, with no significant weight gain or loss in the past 3 months prior to screening * For Part C, to qualify as Chinese for the purpose of this study, all the participants' biological grandparents must be of exclusive Chinese descent and born in China * For Part D, participants must have a stable dose of medications within the past 3 months prior to screening * For Part D, obesity BMI in the range of 30 to 40 kg/m², inclusive, with a waist circumference of at least 102 centimeter (cm) for men and at least 89 cm for women for participants of US sites only. For participants of Singaporean, South Asian, Japanese, and/or Chinese Origin at sites outside the US, the BMI range is 27 to 40 kg/m2 and the waist circumference is at least 90 cm for men and at least 80 cm for women * For Part E, to qualify as a participant of the first-generation Japanese origin, the participant, the participant's biological parents, and all of the participants' biological grandparents must be of exclusive Japanese descent and born in Japan * Male participants must agree to adhere to contraception restrictions and female participants must be women not of childbearing potential * For Part G, have a screening BMI in the range of 1…