New implanted telescope helps macular degeneration patients

It's new and designed for patients with end-stage age-related macular degeneration:

http://news.yahoo.com/scientists-implant-telescope-treat-macular-degeneration-161000406.html

Study says PT just as effective as knee surgery for some

For certain individuals, it appears that physical therapy is just as effective and less invasive than knee surgery:

http://news.yahoo.com/physical-therapy-effective-knee-surgery-153100385.html

The danger of a single concussion

Experts now believe it can cause long-term brain damage:

http://news.yahoo.com/study-says-single-concussion-cause-lasting-brain-damage-145800148.html

Rare diseases: Leptomeningeal circinomatosis

This rare disease is now associated with actress Valerie Harper:

http://voices.yahoo.com/rare-diseases-series-1-leptomeningeal-carcinomatosis-12046779.html?cat=70