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3

How do we build focus?

Focus - what are the main factors influencing the lack of focus. How do we build focus? And what approach/metodology can we use to build focus?

4

Does dual n-back training improve fluid intelligence?

I'm reading conflicting studies online about the efficacy of dual n-back training to increase working memory. Is there a consensus in the scientific literature on this question?

1

Best time to take amphetamines (for ADHD) to maximize energy?

Delaying caffeine 1.5 to 2 hours after waking maximizes energy. Does the same apply to amphetamines?

9

Creatine timing

I'm interested in creatine supplementation both for cognitive and performance effects. I usually exercise in the late afternoon/early evening after a normal 9-5 job. The "bro lore" I've heard in the past insinuates that creatine needs to be ingested close to exercise. Can you clarify what the research states as the best timing? Thanks

2

Deliberate Cold Exposure / Male Fertility

Is there research on potential negative effects of deliberate cold exposure on male fertility / sperm count?