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9 plain-language articles on hormonal and endocrine — the physiology, the compounds, and what the evidence actually shows.
9 articles
The low-libido story that isn't about the relationship
The relationship is fine. The attraction is intact. There is nothing obvious wrong, and yet desire has gone quiet. Arousal takes longer to arrive, or doesn't fully arrive. Bodies that used to want each other now feel mostly tired. The conversation, when it happens at all, tends to move quickly into emotional explanations — distance, resentment, mismatched needs — when often the upstream signal is much simpler and much more physiological.
Prostate inflammation and the autonomic nervous system
Nocturia three or four times a night. A weaker stream. The sense of incomplete emptying. A persistent low-grade pelvic discomfort that the imaging doesn't quite explain. Most men with these symptoms are told they have benign prostatic hyperplasia or chronic prostatitis, are offered an alpha-blocker or a 5-alpha-reductase inhibitor, and are sent on their way. The structural diagnosis is often correct. It's also often incomplete — because the prostate sits at a junction where structure, hormones, and the autonomic nervous system meet, and the symptom load is rarely produced by structure alone.
Argipressin (vasopressin) — what the antidiuretic hormone does in acute care
The patient's blood pressure has been falling for hours. The ICU team has given norepinephrine, then more norepinephrine, then more again. The vasopressors are doing less than they should. At some point in that sequence, the intensivist reaches for a different molecule — one that works through a different receptor pathway entirely, one that the body normally makes itself, one that has been sitting in the endocrine system since before mammals had an immune response evolved enough to produce septic shock. Vasopressin. The decision to add it to the norepinephrine drip isn't dramatic; it happens in a sentence in the order set. But the pharmacology behind that decision reaches back to some of the most fundamental biology of fluid and pressure regulation in vertebrates.
Your body temperature has stopped regulating — what the cold hands and night sweats are telling you
Your hands are cold right now. They're cold in the office when everyone else is comfortable. Cold in the car before the heat kicks in, and still cold after. You wear a cardigan in July and your colleagues look at you like you're performing. Then, at two in the afternoon, something shifts — a flush moves through your chest and neck, not dramatic, not the full-face red of embarrassment, but unmistakable, and you need to take off the cardigan. By evening you're comfortable. By three in the morning you wake drenched, the sheets changed, pillow turned over, lying still waiting for a body temperature that feels like it belongs to someone who's running a fever and trying to hide it. By morning you're cold again.
Cold hands and feet all the time — what's happening at the small vessels
The room is warm. It's summer, or the heat is on, or you're wearing socks and have been sitting still for an hour. And your hands are still cold. The fingers don't warm up the way everyone else's seem to — you shake someone's hand and they notice, or you put your feet against your partner at night and they flinch. Sometimes the color changes. The fingertips go white when you step outside, then take on a bluish cast, then flush back to pink in a way that happens too visibly and too dramatically for weather that shouldn't be doing this. And when you mention it to a doctor, the response is usually some version of: some people just run cold.
Beyond the Thyroid: How Hashimoto's Damages the Gut and Starves You of Iron
Most people with Hashimoto's are told a simple story: the immune system attacks the thyroid, the thyroid slows down, you take levothyroxine, done. That story is incomplete in a way that matters. Hashimoto's is frequently a two-organ disease. The same autoimmune process that goes after the thyroid often goes after the stomach, and the stomach is where iron absorption lives or dies.
How to read a thyroid panel — TSH, free T4, free T3, reverse T3, and antibodies
You get the call from your doctor's office. Everything looks normal. Your thyroid panel is fine. And you hang up the phone and sit with the particular frustration of someone whose symptoms — the fatigue that doesn't lift with sleep, the cold hands and feet in a warm room, the hair that comes out in the brush, the weight that resists every reasonable effort, the brain that feels like it's loading slowly — have just been told, politely, that they don't exist. Or at least that the labs don't show anything.
Night sweats that aren't menopause — what else drives them
You wake at 3am and the sheets are soaked through. Not warm — drenched. There's a chill at the edge of it because the room is cool, the window is open, and your body has generated enough heat to saturate the fabric underneath you. You change the shirt. Sometimes the sheets. Sometimes you lie there damp and try to figure out what just happened. It may have happened the night before too, and the night before that. Your partner hasn't noticed anything wrong with the room temperature. It's specifically you.
The water you can't drink enough of — what unrelenting thirst is signaling
You finish the glass and you're already thinking about the next one. The water bottle is never far, and it never seems to land — you drink and drink and the dryness in your mouth just resurfaces, a low background thirst that follows you through the afternoon. At night it wakes you: a parched mouth, tongue stuck to the roof of it, and the walk to the kitchen, and then the walk to the bathroom that feels like it comes around more often than the math of what you drank should allow. In the morning you do it again. It doesn't feel like ordinary thirst. It feels like a thing that won't be answered.