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Wearable sensors have garnered considerable interest from researchers in regard to their recent advancements. However, because of the pandemic and global turmoil, wearable devices have emerged as potential solution to combat the COVID-19 disease. Wearable devices enhanced with artificial intelligence (AI) can analyse extensive amounts of physiological data and provide users with estimates of possible risk factors and related illnesses. This review article focuses on the evolution and integration of AI in wearable sensors following pandemics. These technological breakthroughs have resulted in the development of contemporary wearable devices that are endowed with the ability to monitor various health parameters, anticipate prospective health issues, and provide early warnings before an event occurs. These advancements enhance our awareness for future health emergencies by enabling continuous monitoring and extensive data collection. To maximize the benefits of wearable technology for healthcare applications, it is very crucial to continuously develop sensor technology, enhance data integration, and establish robust regulatory frameworks.