Orbitofrontal cortex connectivity is associated with food reward and body weight in humans.

"Conflict of interest The authors have no competing interests to declare."

"Funding J. Feng is supported by Shanghai Science and Technology Innovation Plan (nos. 15JC1400101 and 16JC1420402), the National Natural Science Foundation of China (nos. 71661167002 and 91630314), the 111 Project (no. B18015) and Shanghai Municipal Science and Technology Major Project (no. 2018SHZDZX01). W. Cheng is supported by grants from the National Natural Sciences Foundation of China (nos. 81701773 and 11771010), sponsored by Shanghai Sailing Program (no. 17YF1426200). W. Cheng is also sponsored by the Natural Science Foundation of Shanghai (no. 18ZR1404400). The funders took no part in the design of the implementation of this research. The funding sources took no part in the design of the implementation of the research."