Rebecca Adlington says she has anxiety disorder and panic attacks

London: Rebecca Adlington has revealed that she has an anxiety disorder, which has caused her to suffer panic attacks .

The 24-year-old retired Olympic swimmer said that the condition is related specifically to confined underground spaces, explaining her inability to take part in several Bushtucker Trials in show `I`m a Celebrity`, the Mirror reported.

The former contestant claimed that she had disclosed that in her medical before she went into the jungle and they were never aware in advance what the trials were, but it was up to the doctors to exempt people and it wasn`t a big deal.