Experts in bird flu end their halt in researching how H5N1 could be transmitted to mammals; a new study finds physical activity could reduce mortality in colorectal cancer survivors; and mental health care efforts in Philadelphia address acts of violence. Read these and more public health news stories for Jan. 24, 2013.

USA Today – Bird flu experts end halt to lab research
Bird flu experts on Wednesday ended a voluntary halt on research into how to make the deadly H5N1 avian influenza capable of spreading to mammals, and perhaps rapidly to people.

NPR’s Tell me more – How would better mental health care reduce gun violence?
President Obama’s plan to reduce gun violence includes provisions aimed at shoring up access to mental health care — but is that practical? Host Michel Martin discusses the plan’s mental health goals with Michael Fitzpatrick of the National Alliance on Mental Illness, and Dr. Carl Bell of the University of Illinois.

Medical Xpress – Physical activity cuts mortality in colorectal cancer survivors
For patients with invasive, non-metastatic colorectal cancer, increased recreational physical activity is associated with reduced all-cause mortality, while prolonged sedentary time correlates with increased all-cause mortality, according to a study published online Jan. 22 in the Journal of Clinical Oncology.

The Atlantic – ‘He didn’t seem crazy’: Where violence meets health care
Philadelphia’s mental health interventions aim to prevent random acts of violence and misguided jail time. But critics argue that they preemptively punish the mentally ill for crimes they aren’t even likely to commit.

Huffington Post – Healthy school lunches served up in California through farm-to-school program
President Bill Clinton has stepped alongside First Lady Michelle Obama in the fight against childhood obesity by taking his message to schools.
Speaking to Katherine Finchy Elementary School students in Palm Springs, Calif. this week, Clinton spoke of creating healthier campuses with better food and more opportunities for physical activity in the fattest country in the world.