Frequency of Leisure-Time Physical Activity and Serum 25-Hydroxyvitamin D Levels in the US Population: Results from the Third National Health and Nutrition Examination Survey

Federation Proceedings

2009 • 3,950 citations

Estimation of optimal serum concentrations of 25-hydroxyvitamin D for multiple health outcomes

2006 • 2,414 citations

High Prevalence of Vitamin D Inadequacy and Implications for Health

2006 • 2,019 citations

Influence of Season and Latitude on the Cutaneous Synthesis of Vitamin D₃: Exposure to Winter Sunlight in Boston and Edmonton Will Not Promote Vitamin D₃Synthesis in Human Skin*

1988 • 1,640 citations

Vitamin D supplementation, 25-hydroxyvitamin D concentrations, and safety

1999 • 1,500 citations

Human serum 25-hydroxycholecalciferol response to extended oral dosing with cholecalciferol

2003 • 1,411 citations

Aging decreases the capacity of human skin to produce vitamin D3.

1985 • 1,404 citations

INCREASED SKIN PIGMENT REDUCES THE CAPACITY OF SKIN TO SYNTHESISE VITAMIN D3

1982 • 1,154 citations

Vitamin D Supplementation and Total Mortality<subtitle>A Meta-analysis of Randomized Controlled Trials</subtitle>

2007 • 1,127 citations

Vitamin D₂Is Much Less Effective than Vitamin D₃in Humans

2004 • 1,096 citations

Prospective Study of Predictors of Vitamin D Status and Cancer Incidence and Mortality in Men

2006 • 1,048 citations

Hypovitaminosis D prevalence and determinants among African American and white women of reproductive age: third National Health and Nutrition Examination Survey, 1988–1994,

2002 • 1,010 citations

Serum 25-Hydroxyvitamin D, Diabetes, and Ethnicity in the Third National Health and Nutrition Examination Survey

2004 • 955 citations

Serum 25-hydroxyvitamin D status of adolescents and adults in two seasonal subpopulations from NHANES III

2002 • 819 citations

Efficacy and safety of vitamin D3 intake exceeding the lowest observed adverse effect level

2001 • 623 citations

Vitamin D Status Predicts Physical Performance and Its Decline in Older Persons

2007 • 583 citations

Preventing Cancer, Cardiovascular Disease, and Diabetes

2004 • 527 citations

Leisure-Time Physical Activity Among US Adults

1996 • 505 citations

Who, what, where and when—influences on cutaneous vitamin D synthesis

2006 • 482 citations

Plasma Vitamin D Metabolites and Risk of Colorectal Cancer in Women

2004 • 423 citations

Myocardial Infarction is Inversely Associated with Plasma 25-Hydroxyvitamin D3 Levels: A Community-Based Study

1990 • 393 citations

Preventing Cancer, Cardiovascular Disease, and Diabetes: A Common Agenda for the American Cancer Society, the American Diabetes Association, and the American Heart Association

2004 • 315 citations

Measurement of 25-hydroxyvitamin D in serum and its relation to sunshine, age and vitamin D intake in the Danish population

1979 • 185 citations

Serum 25‐hydroxyvitamin D₃ is related to physical activity and ethnicity but not obesity in a multicultural workforce

1995 • 181 citations

Photosynthesis of vitamin D in the skin: effect of environmental and life-style variables.

1987 • 160 citations

The effects of muscle-building exercise on Vitamin D and mineral metabolism

1988 • 157 citations

Indian and Pakistani immigrants have the same capacity as Caucasians to produce vitamin D in response to ultraviolet irradiation

1986 • 143 citations

Hormone and Bone Mineral Status in Endurance-Trained and Sedentary Postmenopausal Women*

1988 • 140 citations

Potentially modifiable determinants of vitamin D status in an older population in the Netherlands: the Hoorn Study

2007 • 137 citations

Preventing Cancer, Cardiovascular Disease, and Diabetes

2004 • 136 citations

Preventing Cancer, Cardiovascular Disease, and Diabetes

2004 • 129 citations

Plasma 25-hydroxyvitamin D3 and its relation to physical activity and other heart disease risk factors in the general population

1992 • 121 citations

Outdoor exercise reduces the risk of hypovitaminosis D in the obese

2007 • 113 citations

THE DECLINE IN VITAMIN D STATUS WITH AGE

1980 • 112 citations

Leisure-time physical activity among US adults. Results from the Third National Health and Nutrition Examination Survey

1996 • 90 citations

Exercise-Trained Young Men Have Higher Calcium Absorption Rates and Plasma Calcitriol Levels Compared with Age-Matched Sedentary Controls

2000 • 65 citations

The Queensland Cancer Risk Study: behavioural risk factor results

2006 • 44 citations

Plasma levels of parathyroid hormone, vitamin D, calcitonin, and calcium in association with endurance exercise

1993 • 37 citations

Sun protective behaviors and sunburn experiences in parents of youth ages 11 to 18

2004 • 29 citations