Long-term weight loss may be harmful to health
Long-term weight loss may release into the blood industrial pollutants linked to illnesses like diabetes, hypertension and rheumatoid arthritis, researchers said on Tuesday.

Swine flu less serious than other influenza: US study
Infection from the 2009 A(H1N1) pandemic virus presented a lower risk of serious complications than other recent strains of the flu, according to US research presented Tuesday.