Blunted perceived control effect on reward anticipation in trait anxiety.

Background: A lack of perceived control contributes to the development and maintenance of anxiety. Previous studies have shown the deficiency of perceived control in buffering negative emotions in anxiety. However, it remains unclear whether the control-related impairment in anxiety also manifests in positive scenarios.

Current understanding of articular cartilage lesions in femoroacetabular impingement syndrome.

The concept of femoroacetabular impingement syndrome (FAIS) has received much attention over the past 20 years. Currently, it is believed that FAIS can lead to intra-articular pathologies such as labral tears and articular cartilage lesions, resulting in clinical symptoms and subsequent poor clinical outcomes. FAIS-related articular cartilage lesions are common but unique, and their natural course always leads to early osteoarthritis of the hip.