A US Army research center has developed an algorithm that reportedly can optimize an ideal caffeine dosage strategy to maximize alertness when experiencing lack of sleep.
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Showstoppers
John Hughes has some interesting articles on his site. Recently he discussed physical ailments that can lead to a DNF (Did Not Finish). Of course most of these relate to riding upright bikes. Since I started riding recumbents in 2002 I have only ever experienced the last two conditions. Cramping has rarely bothered me, especially since…
What to Wear in Various Weather
Do you have trouble deciding what to wear when the weather is uncertain? The pain of late autumn/fall cycling comes from not knowing what to wear on any given ride in the fluctuating colder weather. John Yoder found that David Ertl’s guidelines for what you might wear across a range of temperatures was a great…
Ketogenic Diet for Randonneurs
Can I really fuel my rides purely by burning fat rather than carbs (or, technically, glycogen) and do so more efficiently and with greater recovery? Doctors used the ketogenic diet in the 1920s as part of a therapy plan for people with epilepsy, although the origins of ketogenic medicine may date back to ancient Greece. For randonneuring…
Is endurance training bad for you?
In 2012, Belgium scientists published a study that concluded that repeated bouts of intensive endurance exercise at the elite level may result in the pathological enlargement of the right ventricle, which, according to the article, is associated with potential health hazards including sudden cardiac death. The publication was the cause of considerable debate among experts…
Cramping
I recently suggested that a rider suffering from leg cramps during a 1200 apply some topical magnesium. His immediate response was “Never! Magnesium is a muscle relaxant and I don’t want to go to sleep.” It always amazes me how close-minded people can be. Surely a cramp is a muscle spasm and relaxing those muscles would…
Better Thinking Skills and Memory
Activities that maintain cardio fitness – such as running, swimming and cycling – led to better thinking skills and memory 20 years on. Researchers at the University of Minnesota, Minneapolis, tested almost 3,000 healthy people with an average age of 25. They underwent treadmill tests of cardiovascular fitness during the first year of the study…