So you just got your VO2 max number by charting it on your watch, estimating your number at home, or even heading to a lab for a more formal test … but now what? You have that shiny number in hand, ...

You can count macronutrients with apps or a written food diary. Learn how to count macros if you’re trying to lose weight or gain muscle.

Elizabeth Guevara is a personal finance reporter who explains the world of business and economics and how it impacts your finances. She joined Investopedia in 2024. Investopedia / Photo Composite by ...

Most forms of income count as taxable — but not all. Here’s how to calculate yours and some ways to reduce your liability. Many, or all, of the products featured on this page are from our advertising ...

Leo S. Lo does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

Compare what you paid in sales tax to your state and local taxes. Deduct the larger of the two. But there's a catch. Many, or all, of the products featured on this page are from our advertising ...

HELOCs, or home equity lines of credit, give homeowners a way to leverage the growing value of their house for anything from renovations to college tuition — and enjoy 10 years of interest-only ...

Calculate annual % change by dividing start by end value, raising to inverse years, minus one, times 100. Ex: a drop from $15M to $10M over 2 years is a 18.4% average annual decline. This calculation ...

After years of paying into the Social Security system, many seniors are surprised to learn that the benefits they receive after retirement may be subject to federal income tax. This is generally ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...