New research presented at this year’s European Congress on Obesity (ECO 2026) in Istanbul, Turkey (12-15 May) and published in The Lancet shows that people who have lost weight using the maximum ...

Tom Nolan reviews this week’s research A trial of testosterone therapy in men used the PDQ-Q4 score to quantify sexual ...

At ECO 2026, data from the SURMOUNT-MAINTAIN trial evaluating the use of Eli Lilly's Zepbound (tirzepatide) in sustaining weight loss was presented.

Tirzepatide (Mounjaro, Zepbound) can help people with overweight or obesity lose weight. But how long does it take for tirzepatide to work for weight loss? There isn't a simple answer to that. You ...

Tirzepatide and semaglutide are popular weight loss drugs. Learn how they differ in effectiveness, cost, and side effects.

Patients with end-stage renal disease or preexisting thyroid disease are more likely to experience either a new thyroid problem or a worsening of their thyroid disease while on tirzepatide.

Once-weekly subcutaneous tirzepatide administered for 72 weeks was not associated with an increased risk for depression compared with placebo in adults with overweight or obesity, with or without type ...

GLP-1 medications like Ozempic and Wegovy are used for weight loss and diabetes. Learn how they work, their costs, and potential side effects.

A head-to-head trial and lifetime US economic analysis examine whether tirzepatide or semaglutide may offer better long-term value for adults with obesity or overweight without type 2 diabetes. Study: ...

This article was reviewed by Lynn Marie Morski, MD, JD. Key Takeaways: Tirzepatide with B12 is sometimes combined as a weekly injection for weight loss. Vitamin B12 supplementation may reduce fatigue ...