(HealthDay)—Moving from one community to another can be difficult for everyone in the family, especially if leaving friends and relatives behind. But the problems can be magnified for kids who have to switch middle or high schools. Studies show that, for high school students, moving just once in a 12-month period can cut in half […]
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Separated entry and exit doors for calcium keep energy production smooth in the powerhouses of heart cells
Stress demands the heart to work harder and faster. To keep pace, the muscle must make its fuel at an accelerated rate. Bursts of calcium entering mitochondria—the cell’s powerhouses—normally help control energy output, but too much calcium can overload the system and lead to cell death. Now research led by Jefferson (Philadelphia University + Thomas […]