According to a new study, 60 minutes of strenuous aerobic exercises on a treadmill is better than 90 minutes of weight-lifting in suppressing the urge for food. By aerobics exercise, human body release two key appetite hormones called as ghrelin and peptide YY, while weightlifting affects only the level of ghrelin.

Government authorities confirmed the outbreak of the H5N1 strain of bird flu at a local chicken farm on Thursday. Jolly Choi, spokeswoman for Hong Kong's agriculture, fisheries, and conservation department said that earlier tests on Dec 9 were positive for an H5 virus, but further testing showed that three chickens found dead on the farm had the H5N1 subtype.

Choi said that no new measures were required other than those that have been implemented.