Do lifeguards have more renal stones

Throw No Stones: How to Prevent Calcium Oxalate Renal Stones

Current Sports Medicine Reports, September/October 2010 - Volume 9 - Issue 5 - pp 260-261

doi: 10.1249/JSR.0b013e3181f19367 PMID: 20827088

There was no abstract, just a snippit of interest via Google Scholar

“the incidence of renal stones is increased 20-fold in Israeli life- guards”

Was that due to water loss, not drinking enough fluids, too much vitamin D, not using the restroom often enough, or ???

Risk factors listed at http://www.wrongdiagnosis.com/k/kidney_stones/riskfactors.htm

  • Family history of kidney stones

  • Sedentary occupations

  • Lack of physical activity

  • Hypercalcuria

  • Acidic urine

  • Alkaline urine

  • Reduced urine

  • Too little water

  • Excessive sweating

  • Gout

  • Kidney infections

  • Vitamin A deficiency

  • Overactive parathyroid gland

Specific Lifestyle Factors from http://www.aurorahealthcare.org/yourhealth/healthgate/getcontent.asp?URLhealthgate=%2219718.html%22

  • Diet rich in meat, sodium, oxalate, and tomatoes

  • Low fluid intake

  • Increased fluid loss in hot weather

  • High intake of grapefruit juice

  • Dehydration

  • Long periods of inactivity

  • Being overweight

  • Fasting