The Gym Journeys. It emphasizes that each time at the gym is like a journey, and these are private accounts of those journeys. For example, you can write about how you overcame difficulties during a particular workout session or how you achieved a new personal best. All these are part of your unique gym journey that you may want to keep private.
Some good names could be 'Gym Diaries: Private Edition', 'My Secret Gym Tales', 'Exclusive Gym Journeys'.
Fitness Diaries. It gives a sense of personal records about one's fitness journey at the gym.
Some great names could be 'Gym Chronicles: Private Edition', 'My Secret Gym Journeys', 'Exclusive Gym Tales'.
Gym Glimpses - Private. 'Gym Glimpses' gives the sense of getting a peek into the gym world, and adding 'private' makes it clear that it's not for public viewing but for a specific group related to the gym.
Training Tales.
Here are some names: 'Gym Confidential', 'Secret Gym Stories', 'Private Gym Narratives'.
Some possible names could be 'Gym Diaries', 'Fitness Chronicles', or 'My Gym Journey'.
Elite Gym Annex. 'Elite' implies a high - quality, private - like experience, and 'Annex' makes it seem like a special, private part of a larger concept.
Here are a few more ideas. 'My Gym Privacies' makes it clear that it's about the private experiences at the gym. 'Gym Solitude Stories' can be used if you want to convey that these are stories from the quiet or personal moments at the gym. 'Inner Gym Journeys' is also a good one as it gives the sense of the personal growth and experiences that happen within the gym environment, which are private to the individual.