Sussex, UK. A young woman displays a pained smile as she swims through a pool of ice cold water during a Tough Mudder obstacle course.

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Size: 5760px × 3840px
Location: Holmbush Estate, Sussex
Photo credit: © Dave Stevenson / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: action, activity, adrenalin, arctic, challenge, cold, effort, enema, energy, event, exercise, expression, face, facial, female, fit, fitness, freezing, grimace, health, healthy, ice, london, marathon, mudder, muscle, nasty, obstacle, runners, shock, smile, south, sport, success, swim, swimming, tough, uk, unpleasant, water, woman