Advancing Wearable Technologies with Hydrogels: Innovations and Future Perspectives.

Area of Science:

• Materials Science
• Biotechnology
• Wearable Technology

Background:

• Functionalized hydrogels offer unique properties like flexibility and biocompatibility for advanced wearables.
• Current wearable technologies face challenges including limited battery life, poor adhesion, and user discomfort.

Purpose of the Study:

• To review recent advancements in hydrogel-based wearables.
• To highlight hydrogels' potential in sensors, energy devices, and smart textiles.
• To discuss challenges and future research directions for hydrogel wearables.

Main Methods:

• Comprehensive literature review of hydrogel synthesis, fabrication, properties, and applications in wearables.
• Analysis of integration with Artificial Intelligence (AI) and Internet of Things (IoT).
• Examination of limitations and strategies for improvement.

Main Results:

• Hydrogels show promise in wearable sensors, energy storage/harvesting, biosignal monitoring, and smart textiles.
• Integration with AI and IoT can enhance performance and functionality.
• Key limitations include energy density, dehydration resistance, and scalability.

Conclusions:

• Hydrogel-based technologies are pivotal for future innovations in healthcare and lifestyle wearables.
• Hierarchical design, sustainable formulations, and standardized testing are crucial for progress.
• Further research is needed to overcome current limitations and realize full potential.