LONDON (AP) More than a decade ago, British parents refused to give measles shots to at least a million children because of a vaccine scare that raised the specter of autism. Now, health officials are scrambling to catch up and stop a growing epidemic of the contagious disease.

GENEVA (AP) The World Health Organization says a yellow fever booster vaccination given 10 years after the initial shot isn't necessary.

CHICAGO (AP) As the guitarist strums and softly sings a lullaby in Spanish, tiny Augustin Morales stops squirming in his hospital crib and closes his eyes.

(Reuters) - XenoPort Inc said it will stop developing its experimental multiple sclerosis treatment after data from a late-stage trial showed the drug did not improve patients' condition significantly compared with a placebo. Shares of the company were down 28 percent at $4.85 before the bell. The company said it would shut down all activities related to the drug, arbaclofen placarbil, and planned to provide an update on the impact of the expected savings. ...

(Reuters) - Generic drugmaker Actavis Inc, which has been the subject of takeover speculation, plans to buy specialty pharmaceutical company Warner Chilcott Plc for $5 billion in stock. The companies said the deal had an enterprise value, including debt, of $8.5 billion. The move comes as Actavis has spurned approaches from Canadian pharmaceutical company Valeant Pharmaceuticals International Inc and Mylan Inc. Analysts have said that if Actavis were to buy Warner Chilcott, it would kill the chances of its being taken over. Warner Chilcott shareholders will receive 0. ...

ISTANBUL (Reuters) - A hot-air balloon flying over Cappadocia, a tourist destination in central Turkey, crashed after colliding with another balloon on Monday, killing a Brazilian passenger and injuring 24 other people, the Anatolian news agency said. The accident occurred near the city of Nevsehir. Most of the injured were being treated for broken bones but one was in critical condition, Cappadocia is famous for its geological features called fairy chimneys. Balloon rides are a popular way to see the cone-like formations, created by the erosion of volcanic ash around them. ...

ISLAMABAD (Reuters) - Pakistan has told civil servants not to wear socks as the country turns off air-conditioners amid a chronic power crisis and soaring temperatures. The government has turned off all air-conditioning in its offices as the country endures blackouts of up to 20 hours a day in some places. "There shall be no more use of air-conditioners in public offices till such time that substantial improvement in the energy situation takes place," a cabinet directive said. As part of a new dress code, moccasins or sandals must be worn without socks. ...

By Padraic Halpin DUBLIN (Reuters) - Elan announced its second major drug deal inside a week on Monday and said it would buy back more shares as it continues to bat against a $5.7 billion takeover bid from U.S. investor Royalty Pharma. Having rejected the Royalty bid, the Irish drug firm has been trying to convince shareholders to do the same by returning cash and going on a spending spree that began with a $1 billion drug royalties deal of its own just a week ago. ...

Childhood ADHD Linked to Obesity in Adulthood

CHAPEL HILL, N.C. (AP) Do your kids love chocolate milk? It may have more calories on average than you thought.