Justin Yeung

1 Introduction Wearable technology refers to mobile electronic devices worn on the body to collect health-related data in real time. These devices, ranging from smartwatches to biosensors, are beginning to be integrated into surgical care for preoperative risk stratification, postoperative monitoring, and patient engagement.

Chemotherapy is a vital treatment for people with all forms of cancer. It's a process that uses drugs designed to kill, damage or slow the spread of cancer cells, preventing them from growing and dividing. But the way we dose chemotherapy is still very crude. About 60% of patients are incorrectly dosed—either over or under. This inadvertently incorrect dosing can lead to distressing and difficult reactions that mean some people stop their cancer treatment too soon.

1 Introduction Complex fistula-in-ano (FIA) represents a significant clinical challenge due to its prevalence and morbidity, particularly in patients with Crohn's disease (CD). FIA, which occur in approximately 12%–14% of CD patients, also presents as cryptoglandular fistulae outside of the context of inflammatory bowel disease and is associated with significant morbidity such as faecal incontinence and recurrent infections, leading to a diminished quality of life [1].