Saturdays star Frankie checked herself into a treatment facility last year, however the singer has only just revealed the reason for her stay.
The 22-year-old singer had been noticeably absent from the group's promotional duties and told Glamour magazine that she was suffering from a bout of depression.
There have been an influx of stars entering rehab over the past few months; find out which other troubled celebrities are facing their problems head-on now...
Tools designed to ensure computer code in smart cars does not crash has been inspired by hungry penguins.
The rounded sleeping capsules send guests drifting into ocean before arriving on desert island by morning.
Sitting on the saddle activates the part of the brain responsible for learning, a study has claimed.
Scientists are appealing for more people to donate their brains for research after they die.
Life on Earth may have arrived from Mars on an asteroid, scientists have claimed.
Lunar mission scheduled at the end of 2017 could find out if beer can be brewed on the moon.
A bottle used to teach children how far litter can travel ended up on Scottish beach after 8,700-mile journey.
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