Hormones

Testosterone isn’t just for men. Women produce more of it than estrogen by midlife. When it drops in perimenopause, the symptoms are real — and fixable.

Diet vs exercise for weight loss: what the study actually said “You can’t outrun a bad diet.” You’ve heard it a thousand times. It’s on every fitness influencer’s page. It’s the default answer when someone asks whether diet or exercise matters more for weight loss. ...

Semaglutide vs tirzepatide: which weight loss peptide is actually better? You’ve heard of Ozempic. You’ve heard of Mounjaro. Maybe you’ve tried one of them. Maybe your doctor recommended the other. ...

🎧 Listen to this article Your browser does not support the audio element. Testosterone peaks around age 20, then drops roughly 1-2% per year. By 40 you’ve lost 20-30% of what you had at 20; by 50 it’s worse. A 2022 systematic review in Sports Medicine confirmed that resistance training increases basal testosterone in both men and women over 40, making it the single most effective natural intervention on this list. ...

Peptides: What They Are and Why Everyone Is Talking About Them You’ve heard of Ozempic. You’ve heard of Mounjaro. Maybe you’ve heard of BPC-157 from the fitness world. These are all peptides. And right now, peptides are the fastest-growing category in health optimization. ...

Your Gut Bacteria Are Running Your Hormones You’ve been told your hormones are a brain problem. The hypothalamus talks to the pituitary, the pituitary talks to the ovaries, everything flows from the top down. ...

🎧 Listen to this article Your browser does not support the audio element. Why Your ‘Normal’ Blood Work Is Lying to You Lab reference ranges are averages drawn from everyone tested at that lab — sick, healthy, old, young. A 2024 study in Thyroid found that age-specific TSH intervals differ significantly from the standard ranges labs use, meaning women over 40 have different optimal levels than women under 30, yet the lab gives everyone the same cutoff (Jansen et al., 2024). A 2025 cross-sectional study confirmed that thyroid function reference intervals vary by age, sex, and race, and that one-size-fits-all ranges miss early thyroid dysfunction in women specifically (Li et al., 2025). ...

The Progesterone Crash Nobody Warns You About at 35 You’re 35. Your periods are heavier. Your anxiety is worse. You can’t sleep. You’re gaining weight around your middle for the first time in your life. ...

Why you can’t think straight after 40 You used to walk into a room and know why you were there. Now you stand in the doorway, staring at the wall, trying to remember if you came for your phone, your keys, or something you can’t name at all. ...

Every fitness influencer swears by it. Every podcast guest raves about it. Every health coach sells a program around it. Intermittent fasting. The miracle that burns fat, clears your skin, and probably cures your existential dread. ...