If successful , will be her 21 world record .
Having taken a few days break , Dr. Julie ' Madfish ' Bradshaw is now back in the water training for her next UK swim , The Humber .
If successful , will be Julie ' Madfish ' Bradshaw 's 21 world record .
Having taken a few days break , Dr. Julie ' Madfish ' Bradshaw is now back in the water training for her next UK swim , The Humber .