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WASHINGTON - We know a lot about how babies learn to talk, and youngsters learn to read.

TORONTO - Mandatory flu shots for health-care workers should be put on hold until there is a more effective influenza vaccine, a prominent infectious diseases specialist says.

TORONTO - People who think the new coronavirus couldn't take off and cause a SARS-like crisis may have forgotten a phenomenon that was a game-changer during SARS — patients called superspreaders.

HALIFAX - Public health officials in Nova Scotia knew they were dealing with an outbreak of E. coli five days before they informed the public about it in early January, documents obtained by The Canadian Press show.

SAN FRANCISCO - Have a heart problem? If it's fixable, there's a good chance it can be done without surgery, using tiny tools and devices that are pushed through tubes into blood vessels. Heart care is in the midst of a transformation.

FREDERICTON - Two years after New Brunswick decided to help multiple sclerosis patients pay for an unproven treatment that's only offered outside the country, the number of patients who have sought the so-called liberation treatment has fallen short

NEW YORK, N.Y. - The flu season is winding down, and it has killed 105 children so far — about the average toll. The season started about a month earlier than usual, sparking concerns it might turn into the worst in a decade.

Dear Dr. Roach: I am 80 years old and have been told that I have severe osteoarthritis of the shoulder and that I should have a shoulder replacement.

OTTAWA - A 45-year-old federal agency that's spent billions trying to improve the lives of people around the world is being eliminated.

As many of you move through your fitness program, it is important to keep yourself motivated by continuing to review your goals. Both long term and short term goals are important as each serves a different purpose.