'GI Tracting with The Real Fitness Nerd'

'A tour of the digestive system with me, The Real Fitness Nerd.' 

Tags: Food , stomach , Intestines , enzymes , digestive tract , gastrointestinal , real fitness nerd

• total body workout
• Gameplay
• shorts
• bench press
• SMA
• ออกกำลังกาย
• fast
• fli
• vivi winkler
• burn calories