There's a huge array of reusable options, from pads to pants to menstrual cups. Ana Santi explores which is the most sustainable and how safe they are.

How much do menstrual products cost? In a proper environment, menstrual cups can last up to ten years for about $20-$40 each. Over her lifetime, a woman might spend approximately $80 on menstrual cups ...

Discover which types of businesses are not allowed to list cost of goods sold on their income statement or claim their COGS ...

The cost of periods isn't limited to tampons and pads ... Uniqlo sells its own range of period pants from £19.90. Check out the specialist period product websites mentioned earlier too. Which of these ...