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“The stressed mice that received large doses of vitamin C in their diets exhibited fewer signs of stress as evidenced by lower levels of corticosteroid hormones as well as other physical manifestations, such as weight loss.”

“Here's an interesting report that didn't make it into this issue of the Digest.”

“Activation of the brain's reward center reduced tumor size by 40-50% by decreasing a type of immune cell that supports tumor growth called myeloid-derived suppressor cells. These myeloid-derived suppressor cells promote tumor growth by shutting down other immune cells that kill tumor cells.”

“Older adults who didn't frequent the hot springs were roughly 50 percent more likely to have type 2 diabetes, heart arrhythmia, stroke, gout, or abnormal blood lipids. Evidence suggests that chronic mental stress promotes hypertension.”

“They give rise to melanocytes, the mature, melanin-forming cells that provide color to growing hair. Both mental and physical stress activate the body's sympathetic nervous system, one of the two main divisions of the autonomic nervous system (the other being the parasympathetic nervous system).”

“Findings from a new study suggest that the removal of information from working memory requires active suppression. Most people can only hold three or four thoughts in working memory; eventually old information (thoughts) needs to be removed to make room for new ones.”

“Dietary choices affect not only physical health but also mental well-being. While many studies link healthy eating patterns to lower rates of depression, most focus on idealized diets and overlook the various ways people alter their eating habits in everyday life.”

“The women completed cognitive tasks that assessed verbal learning and memory by having them learn and later recall a list of words, verbal fluency by asking them to name as many animals as possible in one minute, and mental speed, attention, and working memory by having them match numbers with symbols as quickly and accurately as possible.”