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Nathan Goodyear

Seasonal variation of salivary testosterone in... [Physiol Behav. 2011] - PubMed - NCBI - 0 views

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    interesting study that showed that testosterone levels in men and women fluctuate seasonally.  The highest levels are found in the fall for both sexes, but lowest during the summer.  Interestingly, birth control eliminated these seasonal variations and resulted in a "flatter seasonal testosterone profile".   So, maybe mean cycle, but on a much different time scale?  Interesting thought.
Nathan Goodyear

Journal of Endocrinological Investigation - 0 views

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    Testosterone levels fluctuate seasonally, with the peak production in the fall of the year.  Contrast that with LH, with it's peak in the spring of the year.  This study found that men with Klinefelter's syndrome had only seasonal fluctuations of testosterone, suggesting a testicular independent role.  This is a small study.  
Nathan Goodyear

http://www.andrologyjournal.org/cgi/rapidpdf/jandrol.112.016386v1.pdf - 0 views

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    This study looked at T:E2 levels in men for seasonal fluctuations.  What is interesting, is that the T:E2 ratio is at it's lowest during the fall months and highest during the summer months.  This does conflict somewhat with studies that have looked at seasons fluctuations of T alone.  But, it does correlate with changes in body habitus and activity levels.
Nathan Goodyear

Seasonality, waist-to-hip ratio, an... [Psychoneuroendocrinology. 2006] - PubMed - NCBI - 0 views

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    another article discusses the seasonal variation of testosterone.  Again, testosterone levels are shown to be highest in the fall months and lowest during the summer months.  This has been found to be the case in both sexes.
Nathan Goodyear

Seasonal Variation of Testosterone and Waist to Hip Ratio in Men: The Tromsø ... - 0 views

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    Seasonal variations of Testosterone production vary significantly.  This was effected by the waist to hip ratio.  
Nathan Goodyear

Season of birth and food allergy ... [Ann Allergy Asthma Immunol. 2010] - PubMed - NCBI - 0 views

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    vitamin D deficiency in mother and season of birth  impacts allergy risk of baby
Blair Walpole

Peak-Season Map at Epicurious.com - 1 views

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    This is a great map showing which fresh local produce is available by month and by state. 
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    Now, that is cool!
Nathan Goodyear

Saliva collection devices affect sex steroid ... [Clin Chim Acta. 2012] - PubMed - NCBI - 0 views

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    This study suggests that "salivette" devices alter saliva hormone concentrations.  Salivette's are usually cotton rolls in saliva tubes.  At Seasons, we do not use the Salivette rolls.
Nathan Goodyear

Body mass index in relation to semen quality and ... [Hum Reprod. 2013] - PubMed - NCBI - 0 views

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    negative correlation found with total testosterone, free testosterone, SHBG, and BMI.  No correlation with sperm quality noted.  Of interesting note, the summer season was associated with a decrease sperm concentration.
Nathan Goodyear

Seasonal variation of salivary testosterone in men, normally cycling women, and women u... - 0 views

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    study of 296 men with mean age at 22.7, have peak salivary Testosterone production in December and January. 
Nathan Goodyear

Epidemic influenza and vitamin D. [Epidemiol Infect. 2006] - PubMed - NCBI - 0 views

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    small dosage of vitamin D3 statistically reduces risk of cold and flu during winter season.  Small dosage of 2,000 IU used.
Nathan Goodyear

Edit Post ‹ Seasons Wellness | Seasons of Farragut - WordPress - 0 views

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    green, leafy vegetables decrease risk of diabetes.
Nathan Goodyear

Blood Pressure and Left Ventricular Hypertrophy During American-Style Football Particip... - 0 views

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    football lineman found to have increased heart dysfunction (increased left ventricular hypertrophy and increased left ventricular mass) and hypertension, compared to all other positions, throughout one season.
Nathan Goodyear

Association of vitamin D status with serum androgen levels in men. - PubMed - NCBI - 0 views

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    vitamin D correlates directly with Testosterone levels, Free Androgen Index, SHBG with a seasonal patter: highest in August and lowest in March.
Nathan Goodyear

Seasonal Influenza Vaccine Effectiveness, 2005-2015 | Health Professionals | Seasonal I... - 0 views

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    flu vaccine effectiveness rates.
Nathan Goodyear

Vitamin D and assisted reproductive treatment outcome: a systematic review and meta-ana... - 0 views

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    New meta-analysis suggests vitamin D is key to fertility rates in ART.  At Seasons Wellness, we have long advocated vitamin D in fertility treatment.
Nathan Goodyear

JAMA Network | JAMA Internal Medicine | Impact of Influenza Vaccination on Seasonal Mor... - 0 views

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    flu vaccine did not effect mortality rate in elderly population in 1980s and 1990s.
Nathan Goodyear

Seasonality of reproductive function and weight loss in rural Nepali women - 0 views

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    weight loss shown to have hormone component.  Decreasing progesterone associated with weight gain.  Saliva progesterone used to follow women in this study.
Nathan Goodyear

Effect of different seasonal strength trai... [Hormones (Athens). 2014] - PubMed - NCBI - 0 views

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    Increased strength training associated with increased Total Testosterone and 3-alpha androstane idol  levels in trained athletes.  This was not found in free Testosterone levels.
Nathan Goodyear

Vitamin D3 enhances mood in healthy subjects durin... [Psychopharmacology (Berl). 1998]... - 0 views

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    Vitamin D3 enhances mood in healthy subjects during winter.
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