I don't think that's a balanced summary of the study. "Results from prospective cohort studies suggest the possibility of long-term harm in the form of increas

I don't think that's a balanced summary of the study. "Results from prospective cohort studies suggest the possibility of long-term harm in the form of increased risk of obesity, type 2 diabetes, cardiovascular diseases and mortality." And regarding the short-term weight loss, the confounding factor of reduction in sugar and overall energy intake seems to be the explanation. The "Concluding Remarks" section of the paper is a good, and very brief, encapsulation of the results.