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 ...

The effectiveness of psychological interventions (PI) for malignant diseases is controversial. We aimed to investigate the effect of PI on survival and quality of life (QoL) in patients with cancer.

The human microbiome may play a significant role in both health and disease. However, most studies to date have focused on the microbiome’s role in pathogenesis, while its potential role in promoting ...