Hydrogels with tailor‐made swelling‐shrinkable properties have aroused considerable
interest in numerous biomedical domains. For example, as swelling is a key issue for blood …

Breathing is an inherent human activity; however, the composition of the air we inhale and
gas exhale remains unknown to us. To address this, wearable vapor sensors can help …

Consecutive mechanical loading cycles cause irreversible fatigue damage and residual
strain in gels, affecting their service life and application scope. Hysteresis-free hydrogels …

Soft self‐healing materials are compelling candidates for stretchable devices because of
their excellent compliance, extensibility, and self‐restorability. However, most existing soft …

Conductive hydrogel‐based epidermal sensors are regarded with broad prospects in
bridging the gap between human and machine for personalized healthcare. However, it is …

Most tough hydrogels are reinforced by introducing energy dissipation mechanisms, but
simultaneously realizing a high toughness and low hysteresis is challenging because the …

Most gels and elastomers introduce sacrificial bonds in the covalent network to dissipate
energy. However, long‐term cyclic loading caused irreversible fatigue damage and crack …

Conductive hydrogels (CHs) are characterized by tissue-like mechanical properties, multiple
stimuli-responsive abilities and favourable biocompatibility, enabling their wearable devices …

Nature endows numerous organisms with the ability to realize their basic physiological
activities through stimulus-responsive actuation. Inspired by these interesting biological …

Flexible sensors have attracted great research interest due to their applications in artificial
intelligence, wearable electronics, and personal health management. However, due to the …