LONDON (Reuters) - Exposure to bright light can raise testosterone levels and lead to greater sexual satisfaction in men with low sexual desire, according to the results of a small scientific trial.

BEIRUT, Sept 19 (Reuters) - Two 20-truck aid convoys destined for eastern Aleppo with enough supplies to feed 185,000 people for a month are still stuck in Turkey, a U.N. spokesman said on Monday, hours after a ceasefire in Syria expired.

ZURICH (Reuters) - Novartis on Monday intensified its bid to convince doctors to prescribe its heart failure drug Entresto, releasing an analysis that concluded the medicine contributed to higher quality of life scores compared with an older drug.

SINGAPORE (Reuters) - Attendance at the Singapore Grand Prix, one of the most popular races on the calendar fell this year, hurt by a slowdown in the local and global economy.

BERLIN, Sept 18 (Reuters) - German Chancellor Angela Merkel's CDU party suffered its second electoral blow in two weeks on Sunday, slumping to its lowest level since 1990 in a Berlin state vote that rejected her open-door refugee policy.

LOS ANGELES (Variety.com) - Just when you thought the disease-of-the-week genre had run out of diseases, along comes "Brain on Fire," a made-for-TV-style look at anti-NMDA receptor encephalitis, an extremely rare autoimmune disorder that transforms an ambitious (but otherwise supremely uninteresting) young New York Post reporter into a raving psychotic.

MANILA, Sept 18 (Reuters) - Philippine President Rodrigo Duterte said on Sunday he needed six more months for his war on drugs, saying he only realized how bad the country's narcotics problem was after taking office over two months ago.

PARIS, Sept 18 (Reuters) - Former French President Jacques Chirac was repatriated from Morocco on Sunday and taken to hospital to be treated for an acute lung infection, his son in law told AFP.

LONDON (Thomson Reuters Foundation) - Governments are failing to meet the world's massive humanitarian challenges because aid budgets in many countries are being stretched to cover the refugee crisis, a leading anti-poverty group said on Sunday.