Effect of Hula Hooping as Compared to Walking on Adipose Tissue Distribution, Metabolic Parameters and Adipose Tissue Gene Expression

Inclusion Criteria: * age between 18 and 70 years * central adiposity as measured by the waist circumference (\>80 cm in females and \>94 cm in males) (9) * ability to hula-hoop for a minimum of 2 minutes and to have the necessary space available for this activity either at home or at work * ability to communicate meaningfully with the investigator and legal competence to provide written informed consent Exclusion Criteria: * clinical or biochemical evidence of disease other than obesity as judged by history, physical examination and standard laboratory tests * excessive use of alcohol, i.e., over 20 g/day * use of medications known to affect glucose or lipid metabolism and * pregnancy or lactation