Mississippi has joined the group of states contemplating a breast density inform law following the introduction of a bill Feb. 5 in the state House.

Researchers funded by the National Institute of Biomedical Imaging and Bioengineering (NIBIB) used ultrasound-activated microbubbles to improve preservation of heart muscle and function in a pig heart attack model. Based on this success, the method is now in phase I human clinical trials.

February 11, 2016 — Poor physical fitness in middle age may be linked to a smaller brain size 20 years later, according to a study published in the Feb. 10, 2016, online issue of Neurology, the medical journal of the American Academy of Neurology.

“We found a direct correlation in our study between poor fitness and brain volume decades later, which indicates accelerated brain aging,” said study author Nicole Spartano, Ph.D., with Boston University School of Medicine in Boston.

Legendary guitar maker Paul Reed Smith, founder of PRS Guitars, is part of a group that launched a new technology in November to develop enhanced sharper X-rays while significantly reducing radiation exposure to patients and medical providers. The group includes a team of renowned scientists and physicians and a former commissioner of the U.S. Food and Drug Administration (FDA).