Seed sprouts are suspected of being at the root of a deadly E. coli outbreak which has killed 22 people, mainly in Germany, a regional agriculture minister said on Sunday.

Gert Lindermann, who represents Lower-Saxony, said there was not yet definite proof but a connection had been made "involving all the main outbreaks" of the disease, which has also left more than 2,000 people ill.

Two new treatments, including therapy blocking a gene mutation occurring in half of melanoma patients, are prolonging lives of people suffering from the deadliest form of skin cancer, clinical trials unveiled Sunday show.

Vemurafenib neutralizes mutation of the key BRAF gene by inhibiting production of a protein which plays a major role in development of melanoma.

About 7,000 people are being infected with AIDS each day and about half of the 34 million people with HIV do not know they have it, according to a U.N. report released to mark the disease's 30th anniversary.

The UNAIDS agency said more money, less waste and smarter programs are urgently needed to consolidate gains made in the war on AIDS and HIV.

Caretaker Agriculture Minister Hussein Hajj Hassan and Director-General of the Health Ministry Walid Ammar denied on Saturday that there are E. coli cases in Lebanon.

Ammar told Voice of Lebanon radio station that Lebanon has an “active system that detects epidemics, and doctors always report any case they receive.”

Lebanon imposed a ban on Friday on all vegetable imports from the European Union in response to an outbreak of E. coli poisoning that has killed at least 18 people, caretaker Agriculture Minister Hussein Hajj Hassan said.

"We have decided to ban the import of all types of vegetables from Europe," Hajj Hassan told Agence France Presse.

Campaigners in India have demanded that children under 14 be banned from swallowing live fish in a traditional treatment for asthma administered at a festival every year in June.

Hundreds of thousands of sufferers gather annually in Hyderabad in the southern state of Andhra Pradesh to gulp down small live fish and a special herb paste.

An entirely new strain of the drug-resistant MRSA superbug has been found in cow's milk and people in Britain and Denmark, a study published on Friday said.

The previously unseen variant "potentially poses a public health problem," said lead researcher Mark Holmes, senior lecturer in preventive veterinary medicine at Britain's Cambridge University.

There's a new U.S. symbol for healthful eating: The Agriculture Department unveiled "My Plate" on Thursday, abandoning the food pyramid that had guided many Americans but merely confused others.

The new guide is divided into four slightly different-sized quadrants, with fruits and vegetables taking up half the space and grains and protein making up the other half. The vegetables and grains portions are the largest of the four.

The ministry of health launched the first Rheumatoid Arthritis National campaign in Lebanon to educate people on the importance of early detection.

The campaign was launched on Wednesday in cooperation with the Lebanese Society of Rheumatology, the Association of Arthritis Patients in Lebanon ‘IRADA’ and Hoffmann-La Roche.

The fertility doctor who helped a woman give birth to octuplets in 2009 will be stripped of his license by the California Medical Board because of "gross negligence."

The board revoked Dr. Michael Kamrava's license effective July 1, according to documents on its website alleging a number of cases of malpractice, chief among them the creation of the tabloid sensation dubbed "Octomom."