North Korea rarely discloses information about the health of leaders and several specifications on their condition.

Many speculation are being given about the health of North Korean leaders Kim Jong-un, 37 years old, when he seems to have lost significantly after more than a month without appearing public.

The Korean state media mentioned this issue last week, quering to a Pyongyang resident that everyone was worried when he saw the leadership.

Kim Nhat Thanh, Kim Jong-un grandfather, had a big tumor with tennis balls, unable to surgery behind the nape, causing the state media to ban movie from some of a certain perspective.

Kim Nhat Thanh (middle) in Beijing in May 1987.

Korean newspapers once brought wrong news about Kim Nhat Thanh's health, even not true news about his death.

Chosun does not report on Monday, but this sheet has defeated, released a number on Monday, November 17, 1986 to post this information.

This rumor was later deleted when Kim Nhat Thanh appeared at an airport in Pyongyang to welcome a Mongolian delegation.

Chosun did not post the main thread but apologized for this incident in March 2020, when celebrating the 100th anniversary of the newspaper.

Kim Jong-il at the anniversary of Pyongyang in 2010. Photo: KCNA.

In October 2008, US and Korean officials said Kim Jong-il, Kim Jong-Un's father, may have been stroke a few months earlier.

However, Korean state media then said that the rumors of the health of Kim Jong-il were wrong.

When Kim Jong-il died on December 17, 2011, the outside world did not have any clues until the Korean state media announced two days later.

In 2014, Kim Jong-un was absent before the public for 40 days.

In a documentary filmed by the state media, Kim Jong-un seems to travel difficult.

Kim Jong-un at Pyongyang meeting on June 16.

At the beginning of 2020, Kim Jong-un's health speech was exploded after he did not appear on the state media on the anniversary of the birthday of Equal Kim Nhat Thanh on April 15.

Korean media never mentioned or explained this absence of Kim Jong-un, despite many species in international media.

However, the Korean Intelligence Agency said Kim Jong-Un still performed normal tasks, but reduced publicity due to concerns about Covid-19.

Returning around Kim Jong-un weight loss, Jenny Town, US-based 38-North Project Director, said it is still unclear whether Kim's thin is caused by illness or weight loss.

If Mr. Kim's health decline, the Korean government apparatus may fall into chaos.