The model had a minor catwalk mishap during the Paris Fashion Week show Catherine Santino is a Style Writer-Reporter at PEOPLE. She began as a contributor for PEOPLE in 2022 and joined the staff ...

Vitamin D is a general term that refers to both vitamin D2 (ergocalciferol) and vitamin D3 (cholecalciferol). Vitamin D3 is produced naturally in the skin upon sun exposure and is available in animal ...

However, there’s one vitamin that (despite eating healthily) you simply have to supplement in autumn and winter: vitamin D. Due to shorter days and lack of sun exposure, experts say we can all ...

Keeping your home’s air ducts and HVAC system clean improves indoor air quality, reduces allergens, and maintains peak HVAC performance. But what’s the typical cost for comprehensive professional duct ...