Can someone who has been overweight since childhood still slim down? How do we know if we've successfully lost weight? CGTN speaks with Chen Junshi, an academician at the Chinese Academy of Engineering, who is also an expert in nutrition and food safety, to discuss the facts about weight loss. Watch the video and find out. #HealthTalk ๐บ Subscribe to our YouTube channel and stay updated with our latest analysis and interviews:๐ https://www.youtube.com/channel/UCgrNz-aDmcr2uuto8_DL2jg ๐ Download our APP on Apple Store (iOS): https://itunes.apple.com/us/app/cctvnews-app/id922456579?l=zh&ls=1&mt=8 Download our APP on Google Play (Android): https://play.google.com/store/apps/details?id=com.imib.cctv For more: https://www.cgtn.com/video Most watched videos: Impossible Challenge: 30 seconds to count banknotes BLINDFOLDED https://www.youtube.com/watch?v=ZmP_Ybj-jws Impossible Challenge: Gymnastics Boy Arat Hosseini from Iran! https://www.youtube.com/watch?v=8sxX--U4c8w Impossible Challenge: How to calm babies in 5 seconds? https://www.youtube.com/watch?v=kR3q9sXM7WA