Health articles

Plain-English articles on hormones, blood tests and everyday health. Free to read, no login needed.

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• Sleep and hormone levels: what controlled research shows Men's health · 5 min read
  What a controlled sleep-lab study, and a review of 18 studies, found about sleep and testosterone.
• What your testosterone result actually means: reference ranges explained Blood tests · 4 min read
  Why the "normal" range on your report depends on the laboratory, and what that means for your result.
• Why the time of your blood test matters Blood tests · Coming soon
  Why some hormone tests are best taken in the morning.
• PSA tests explained Men's health · Coming soon
  What a PSA blood test measures, and what it can and can’t tell you.
• Perimenopause symptoms: what's common, and when to talk to someone Women's health · Coming soon
  The changes many women notice in their 40s, and the signs worth a chat.