A blocked nose, medically known as nasal congestion, can make simple tasks like breathing, sleeping or concentrating feel frustratingly difficult. Often also described as a stuffy nose, a blocked nose ...

Nearly a century ago, Ernst Ruska and Max Knoll provided the first demonstration of a microscope that could image specimens using electrons rather than light. The earliest images obtained via this ...

Neosporin and other antibiotic ointments are well-known for their use on cuts that need help healing. Learn how best to use these medications and when to avoid using them. In this article, we cover ...

Blackheads form when the contents of a clogged pore oxidize, turning black or dark gray on contact with air. To remove blackheads on the nose, focus on gentle cleansing, chemical exfoliation, clay or ...

When creams, serums, and spot treatments aren’t enough to clear stubborn acne, Accutane is typically the go-to intervention. But lately, it’s been gaining attention for a different—and unexpected—perk ...

Transmission electron microscopes (TEMs) have been advancing our knowledge of the very small for nearly 100 years. Since their advent, they have helped scientists see structures as small as individual ...

Using safe water in a neti pot can help prevent serious infections. Neti pots can relieve sinus pressure from colds, allergies, and sinus infections. Overusing neti pots may increase your risk of ...