Does Mirtazapine Cause Weight Gain? What the Evidence Shows

Mirtazapine ranks highest for risk of significant weight gain but only mid-table for average gain. Both are true, and the gap explains the drug's reputation.

Does Prednisone Cause Weight Gain? What to Expect and Why

Prednisone weight gain is three separate processes on three timelines fluid, appetite-driven fat, and fat redistribution and they reverse differently. Inhaled steroids are not the same thing.

Do Gabapentin and Pregabalin Cause Weight Gain?

Pregabalin carries a clearly higher weight-gain risk than gabapentin, despite the two being prescribed almost interchangeably. Trial figures, the swelling mechanism, and what predicts it.

Do Antipsychotics Cause Weight Gain? Drug-by-Drug Evidence

Olanzapine and clozapine sit at one end, aripiprazole and lurasidone at the other, and the gap is several kilograms. Why published figures disagree, and what actually predicts who gains.

Do Beta Blockers Cause Weight Gain? Which Ones Do and Why

Older beta blockers cause modest weight gain, newer vasodilating ones are close to weight-neutral. The mechanism is reduced energy expenditure, not appetite and in heart failure, rapid gain means something else entirely.

Michael Smith

Michael Smith writes HealthCoachJP's weight-management and nutrition coverage. His work focuses on how medications, hormones and sleep affect body composition, and on separating evidence-based fat-loss guidance from diet-industry claims. He sources from NIH, CDC and NIDDK plus peer-reviewed research, and checks every clinical claim against a primary source before publication. He is a health writer, not a clinician, and his articles are not medical advice.