Discover Kim Hyesoo's Secret to Weight Loss: Night Runs and Swimming for a Slimmer Body

Animal Planet | 2026.04.20

Kim Hye‑soo’s Diet and Fitness Secrets: How Night Runs and Swimming Reduce Body Fat


Animal'Signal 2' airing uncertain? Kim Hye‑soo’s recent look / instagram_@hs_kim_95


Have you ever looked in the mirror and sighed at the changes aging brings? New photos of actress Kim Hye‑soo have sparked surprise and conversation.


Long known for a healthy, glamorous silhouette, she recently appeared noticeably slimmer — almost sculpted.


In her 50s, the question many ask is how she maintains such a polished silhouette.


The answer, it turns out, is tucked into simple daily habits most people can adopt. Below, we look at what keeps Kim in such fine form and share the latest on her upcoming projects.


◆ A subtle makeover: the secret to that trim profile


Animal


Animal'Signal 2' airing uncertain? Kim Hye‑soo’s recent look / instagram_@hs_kim_95


Photos Kim posted to her social accounts have drawn attention: she’s seen walking through a park in a white blouse and black pants, looking slimmer than before.


Some fans expressed concern that she looked overly thin, but the change reflects consistent self‑care rather than extreme dieting.


Viewers compared her to a living sculpture, praising the clean lines of her back and waist.


◆ Night walks and water workouts — are these the keys?


Animal


Animal'Signal 2' airing uncertain? Kim Hye‑soo’s recent look / instagram_@hs_kim_95


Kim credits evening exercise and swimming with helping her maintain her figure. She often takes light walks or short runs at night.


Night walks can be effective for burning fat and may also improve sleep quality.


Swimming builds full‑body strength without stressing the joints, making it an excellent low‑impact workout. Even walking in water burns more energy than walking on land, so it can be an efficient way to slim down when swimming isn’t an option.


◆ Upcoming projects and the status of 'Signal 2'


Animal'Signal 2' airing uncertain? Kim Hye‑soo’s recent look / instagram_@hs_kim_95


Her next project has also generated buzz. Kim will soon return in Coupang Play’s dark comedy series An Affair Isn’t the Point Right Now.


Fans hoping for a follow‑up to Signal have been disappointed by a scheduling delay for the highly anticipated second season.


Although filming wrapped, a range of issues has postponed release. Producers say they are taking time to refine the series, so it should reach audiences in a polished state when it does air.


Kim Hye‑soo’s example is a reminder that age need not dictate how we look or feel.


Rather than jumping into an intense fitness regime, consider starting with simple changes — an evening stroll or water walking, much like Kim does.