Great post over at Lifehacker about the relative effectiveness of diet vs. exercise for weight loss. If you are a person who has ever uttered the phrase “I can eat whatever I want as long as I exercise” then this is definitely required reading. In short: you won’t lose weight without a calorie deficit. Furthermore, while exercise burns calories it doesn’t burn nearly as many as you probably think. The article actually references a study where participants showed a tendency to simultaneously over-report calorie burn from exercise and under-estimate calorie intake from food. As a nutrition logging obsessive for three years and running, this is something I’ve had some gritty in-the-trenches experience with.
In the spirit of not taking things for granted, it occurred to me that Roger Bannister doesn’t have to be the first human to have run a mile in less than four minutes. This is in no way intended to detract from what he did, especially with the Sixtieth Anniversary of the run coming in May. This is unquestionably a historic achievement and a testament to dedication to your sport, and determination to reach a goal. (more…)
3-D Printers are the future. Companies such as Nike are already using them to radically speed-up their prototype phase. Getting new shoes to market, and on the feet of elite athletes, even quicker. In the near future, the possibilities for this kind of rapid prototyping by big companies, and the ability of smaller companies and individuals to be factories in themselves will definitely have a big impact. In the long term, 3-D Printing is seen by many as an important first step toward a ‘Star Trek Economy‘
Recently though, I was thinking about how 3-D Printing might be compared to its older cousin, traditional 2-D paper printing.