Recent research showed the importance of flu vaccination in protecting children against respiratory diseases.

Two year study conducted by researchers at the University of Rochester Medical Center has shown that the administration of all recommended flu vaccines to kids reduces their likelihood of catching the respiratory virus, due to which many children are hospitalised every year.

Washington - Republican John McCain quickly conceded defeat in Tuesday's election, congratulating Democrat Barack Obama for his historic victory and urging Americans to help the new president meet the country's challenges.

Speaking from his campaign headquarters in Phoenix, Arizona, McCain told his supporters to cast aside differences with Obama and the Democrats. McCain, 72, said he telephoned Obama, 47, a few minutes earlier to congratulate Obama and his family.

The World Health Organization classifies around 400 million people as obese, 20 million of them under the age of five. The condition raises the risk of diseases like type 2 diabetes and heart problems. Recent research has found a connection between sleeping hour during childhood and obesity in adulthood. Children who do not get proper amount of sleep have more chances of becoming obese in adulthood.

Washington - US Senator Hillary Clinton called the election of Democratic nominee Barack Obama as US president "an historic victory for the American people."

The wife of former president Bill Clinton, Senator Clinton narrowly lost the centre-left Democratic Party's presidential nomination to Obama before endorsing the Illinois senator.

"This was a long and hard fought campaign but the result was well worth the wait," Clinton said.

Recent research has shown association of four new genes with Alzheimer. Researchers from Harvard Medical School in Boston found that few genes that are linked with Alzheimer's are somehow, also associated with the already known genetic risks that cause degenerative brain disorder.

Washington, Nov 5: Democratic presidential nominee Barack Obama has created history by defeating his Republican rival John McCain to become the first Black President of the United States.

The 47-year-old Democratic senator from Illinois swept to victory over his Republican opponent McCain by building an Electoral College majority of 367 votes to McCain’s 168 at the time of filing the story.

Meanwhile, McCain has conceded defeat to Obama, telling supporters “the failure is mine.”