Washington, Oct 29: Intake of milk and ot

Washington, October 29 : When it comes to decision making, stressed out older adults are more likely to alter their behavior than their younger counterparts, reveals a new study.

According to Mara Mather of USC Davis School of Gerontology, older adults (65 to 89) tend to alter their behaviour more than the young adults (18 to 33) when stressed – especially when situational risks are involved.

Mather and her colleagues Marissa Gorlick, of the USC Emotion and Cognition Lab, and Nichole Kryla-Lighthall, a USC doctoral student, asked adults, both young and old, to play a driving game relating to real-life situations involving common risks.

Washington, Oct 29: Intake of foods rich in polyphenols, a family of antioxidative compounds found in high concentrations in grapes and red wine, helps reduce the risk of heart disease, according to a review article in the November issue of Nutrition Research.

Washington, Oct 28 : Electrically stimulating the brain with a non-invasive technique called transcranial direct current stimulation (tDCS) can improve a person’s skill at handling delicate tasks.

According to the Drs. Gottfried Schlaug and Bradley Vines from Beth Israel Deaconess Medical Center and Harvard Medical School, tDCS could improve the use of a person''s non-dominant hand. 

In tDCS, electrodes are attached to the scalp and a weak direct current is passed the scalp and skull to alter the excitability of the underlying brain tissue. 

The treatment has two principal modes depending on the direction in which the current runs between the two electrodes. Brain tissue that underlies the positive electrode