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John D Beard

Explore the profile of John D Beard including associated specialties, affiliations and a list of published articles. Areas
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Articles 28
Citations 360
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Recent Articles
21.
Beard J, Engel L, Richardson D, Gammon M, Baird C, Umbach D, et al.
Environ Int . 2016 Mar; 91:104-15. PMID: 26923711
Background: Factors underlying a possible excess of amyotrophic lateral sclerosis (ALS) among military veterans remain unidentified. Limitations of previous studies on this topic include reliance on ALS mortality as a...
22.
Beard J, Kamel F
Epidemiol Rev . 2014 Nov; 37:55-70. PMID: 25365170
Rates of amyotrophic lateral sclerosis (ALS) have been reported to be higher among US military veterans, who currently number more than 21 million, but the causal factor(s) has not been...
23.
Dong J, Beard J, Umbach D, Park Y, Huang X, Blair A, et al.
Mov Disord . 2014 Sep; 29(13):1623-30. PMID: 25186946
Previous epidemiological studies have generated inconsistent results regarding the associations between dietary fat intakes and risk for Parkinson's disease (PD). We therefore prospectively examined these associations in the National Institutes...
24.
Beard J, Umbach D, Hoppin J, Richards M, Alavanja M, Blair A, et al.
Environ Health Perspect . 2014 Jun; 122(9):984-91. PMID: 24906048
Background: Pesticide exposure may be positively associated with depression. Few previous studies have considered the episodic nature of depression or examined individual pesticides. Objective: We evaluated associations between pesticide exposure...
25.
Beard J, Hoppin J, Richards M, Alavanja M, Blair A, Sandler D, et al.
Environ Res . 2013 Aug; 126:31-42. PMID: 23916637
Background: Depression in women is a public health problem. Studies have reported positive associations between pesticides and depression, but few studies were prospective or presented results for women separately. Objectives:...
26.
Beard J, Beck C, Graham R, Packham S, Traphagan M, Giles R, et al.
Environ Health Perspect . 2012 Jul; 120(10):1385-90. PMID: 22784691
Background: Winter temperature inversions-layers of air in which temperature increases with altitude-trap air pollutants and lead to higher pollutant concentrations. Previous studies have evaluated associations between pollutants and emergency department...
27.
Beard J, Umbach D, Hoppin J, Richards M, Alavanja M, Blair A, et al.
Environ Health Perspect . 2011 Jul; 119(11):1610-5. PMID: 21749962
Background: An association may exist between pesticide exposure and suicide. Objective: We sought to evaluate the existence of an association between pesticide use and suicide using data from the Agricultural...
28.
Merrill R, Beard J
Med Sci Monit . 2009 Jul; 15(7):PH92-100. PMID: 19564838
Background: This study presents current patterns of influenza vaccination among adults in the United States according to selected demographic factors, chronic diseases, and pregnancy status. Material/methods: Analyses are based on...