Far more hot days and air conditioning (and thus less vitamin D) later this century – June 2014

Number of days hotter than 95 degrees each year Climate Desk

Many places in the Southern US will have 95+ degree days for more than 4 months/year

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See also Vitamin D Life

• Hypothesis – China air conditioning disease is the result of less vitamin D – March 2011
• Diabetes rising quickly in areas with recent air conditioning – June 2011
• Air Conditioning probably has decreased vitamin D which has the following
  one researcher wrote in the 1970's 'Cattle, swine, rate, goats, and the US Army men all eat more when the temperature is low than when it is high"
     Obesity epidemic may be related to increased air conditioning in two ways
        cooler temperatures
        less sunshine/vitamin D

In 50 years more power will be used for Air Conditioning than for heating