Smog May Be Bad for Your Bones

FRIDAY, Jan. 3, 2020 -- Air pollution not only raises the risk of lung cancer, stroke and respiratory diseases, but it is also bad for your bones, a new study suggests.

The study, done in India, looked at more than 3,700 people from 28 villages outside the city of Hyderabad.

All in the Timing: Many Get Knee Replacement Too Late or Too Soon

MONDAY, Jan. 13, 2020 -- It's a question many aging Americans face: Is it time to replace my aching knee, or should I wait?

New research suggests that for far too many patients, the procedure is done either too late or too soon.

Vitamin D Alone Doesn't Prevent Fractures, New Study Finds

FRIDAY, Dec. 20, 2019 -- Taking calcium and vitamin D might help older adults curb the risk of a bone fracture, but vitamin D alone does not do the job, a new research review concludes.

The analysis of 28 past studies found that older adults with higher blood levels of vitamin D were less likely to suffer a broken hip or other fracture over five to 15 years.