On March 24, 2026, Shim Euddeum shared a new Instagram post, captioning it, "Can a runner be this cute...?" alongside photos.
The update shows Shim running, striking a relaxed pose and even revealing a heart rate of 84 bpm — a peek into her healthy daily routine.
Fans rushed to the comments with excitement: "lol you’re too cute," "So cute, seriously," and "Watching you sends my heart rate to 170 bpm."