Korean netizens are impressed with TWICE's teaser photos for their comeback with 'Ready to Be,' especially with Jeongyeon's weight loss.

TWICE's Jeongyeon displayed a drastic appearance change in the past few years and has consistently garnered attention over her weight. In the past, her sudden weight changes following moments of hiatus due to her neck pain as well as due to panic and anxiety issues have already periodically worried fans.

Recently, Jeongyeon was seen looking slimmer and more beautiful than ever.

Fans were happy to see Jeongyeon looking healthy and slimmer. Many praised her for losing weight and commented, "Wow, how did she lose so much weight?" "She's amazing," "I hope she didn't push herself too much to lose weight. As long as she is healthy," "She's the best," "Please be happy," "She lost so much weight," "She's so beautiful," and "She worked out even when she was not feeling well."