Gum chewing while walking increases fat oxidation and energy expenditure
Journal of Physical Therapy Science (2019) - Comment
pubmed: 31164781  doi: 10.1589/jpts.31.435  issn: 0915-5287  issn: 2187-5626 

Susumu Kanno, Kanako Shimo, Tomonori Ando, Yuka Hamada, Masashi Miyashita, Kenji Osawa