Obesity is a major health challenge. Here we show that body mass index is positively associated with risk of 19 cancers and inversely associated with 3, based on a systematic review and meta-analysis ...

Type 2 diabetes mellitus (T2DM) is a prevalent chronic condition associated with a range of abnormalities in both the functional and structural aspects of the brain. However, existing studies have ...

A major systematic review and meta-analysis links higher BMI to increased risk of 19 cancer types, including leukemia, non-Hodgkin lymphoma, bladder cancer, and glioma, which were not previously ...

Sometimes, psychological studies on the same topic show different results. To know what the evidence looks like when the data from all studies on a topic are combined, psychologists often conduct ...