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How dependent is free testosterone on season, time, and other variable circumstances?
I have tested for total and free testosterone in a lab. My total is 750 (reference levels are 250 to 1000, average for 30 years is 620). Thus, it is slightly above average, but well within the norm. However, my free testosterone is 53, where the reference level is 5-30 and the average is 12. I doubt I am misreading…
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Losing only muscle and no fat?
I took a bioimpedance test at the gym a month ago that estimated my body fat at 21.7%, a total of 18.3 kg (40.3 lbs), and my muscle mass at 35 kg (77.2 lbs). For a month, I have been eating at a fairly big deficit, doing a large amount of HIIT cardio, and strenuous exercises like chin-ups (e.g., 8 reps x 5 sets, as many…
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No deficit one day, high deficit the other - does it affect anything?
Is it only the total caloric deficit that matters, or is daily variation very important? I seem to either have a non-existent deficit or a rather large one. I have recently started logging, and here is the picture for my first week. My BMR is about 1800, according to the gym service.