Emailing is the latest addition to the list of involuntary actions which a person can do in sleep. Emailing and chatting has become most popular way of communication and boosting social life.

Millions of people spend numerous hours before their computer screen interacting with old friends or finding new ones on many popular social networking sites without being aware of the fact that this affecting their cognitive behavior.

A high cholesterol level is one of the major problems created by sedentary lifestyle and unhealthy eating habits. Recent research has given hope of effective cholesterol control with the new weapon - synthetic high-density lipoprotein (HDL), the 'good' cholesterol.

Researchers believe it could fight chronically high cholesterol levels and the deadly heart disease that often results due to higher cholestrol.

Recent studies revealed that women should take break from work before and after birth of the baby.

In first study, Sylvia Guendelman, professor of maternal and child health at UC Berkeley''s School of Public Health and her collogues found that women who took leave before they gave birth were almost four times less likely to have a primary C-section as women who worked through to delivery.

Indian Space Research Organisation (ISRO) has declared the Chandrayan has sent more than 40,000 images to the base station in the last two months. This simply means that Chandrayan is sending nearly 535 images daily to its base station. The Indian Moon mission was launched on October 22 last year.

"In last two months Chandrayan-1 has sent more than 40,000 images to the base station," said an elated Chairman G Madhavan Nair.

At present, the members of ISRO are analyzing these images and it is believed that these will certainly prove very useful to the scientific community.