Extracellular water may increase with age and be independently and negatively associated with muscle strength and physical function in older adults: A cross‐sectional study. - Asano, Yujiro; Yoshida, Tsukasa; Tsunoda, Kenji; Yokoyama, Keiichi; Watanabe, Yuya; Yoshinaka, Yasuko; Okura, Tomohiro; Kimura, Misaka; Yamada, Yosuke (Physiological Reports, 2026)