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The broadcaster, who recently announced her departure from BBC Radio 2's breakfast show, said she has TMJ - which stands for temporomandibular joint.

Symptoms of temporomandibular joint disorder include pain around the jaw, ear and temple, a headache around the temples and difficulty opening one's mouth fully, according to the NHS website.

Altered neck muscles and poor posture also can strain jaw joints and muscles, creating temporomandibular joint pain.

And it often goes hand in hand with temporomandibular joint disorders, which cause pain around the jaw.

He was concerned that she could have a growth or tumor inside one of her temporomandibular joints.