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Alcohol can lower testosterone in the short term and, with heavy or chronic use, over the long term. Here’s what the evidence says and practical steps to protect your hormones.
Read articleEstimate your free testosterone from total testosterone, SHBG, and albumin using the Vermeulen equation, the same model many clinical labs use for calculated free T.
Educational only, not a diagnosis. Formula based on Vermeulen et al. 1999.
FEATURED VIDEO
2026-04-24
Alcohol can lower testosterone in the short term and, with heavy or chronic use, over the long term. Here’s what the evidence says and practical steps to protect your hormones.
Read more →2026-04-22
Strength training helps preserve and modestly raise testosterone in middle-aged men—when done right, it also improves body composition, mood, and metabolic health.
Read more →2026-04-21
Sleep quality and duration have a measurable impact on testosterone levels; improving sleep is one of the most practical ways men can support healthy testosterone as they age.
Read more →2026-04-20
Intermittent fasting can influence testosterone, but effects depend on calories, training, and body composition rather than fasting alone.
Read more →2026-04-20
This is a temporary test article used to validate the ManUnlocked automated publish pipeline.
Read more →Free protocol
A practical starter plan covering sleep, training, food, stress, and the mistakes that quietly wreck testosterone.