Amy Winehouse is back in the hospital

The singer, 25, was admitted to the London Clinic on Sunday after a bad reaction to medication, her rep tells The Associated Press.
The Grammy winner — who was treated earlier this year at the London Clinic for drug problems — was hospitalized in June for a severe lung ailment.
She was treated again in October for tests on her chest and lungs.
On Monday, a British court rejected an appeal by Winehouse’s husband, Blake Fielder-Civil, against his sentence for assault and obstructing justice. The judges urged him to continue making progress at a drug rehabilitation center