AMSTERDAM — A single inhalation of nitrous oxide (N 2 O) was associated with significant, rapid, and sustained improvement of treatment-resistant depression (TRD) in older adults, a new study showed.

A dentist is under fire after saying she cuts the laughing gas of liberal patients in California. Screengrab from @HarleenG31073 A California pediatric dentist is under fire after joking about cutting ...

MONDAY, Dec. 8, 2025 (HealthDay News) — Laughing gas might live up to its name for people struggling with depression, a major new study says. Treatment with nitrous oxide can provide rapid relief for ...

Researchers from the universities of Birmingham and Oxford, alongside Birmingham and Solihull Mental Health NHS Foundation Trust, discovered a single inhalation of nitrous oxide at a 50 per cent ...

In “Women Laughing,” longtime New Yorker cartoonist Liza Donnelly sets out to explore her lifelong passion for women’s humor and cartooning by speaking, laughing, and drawing with a diverse group of ...