You can have Excel make a spreadsheet in read only format for others, so that people can read its contents but not edit them, or you can enforce other content restrictions.

Excel and Google Sheets have three functions to calculate the internal rate of return: IRR, XIRR, and MIRR. Learn how these functions can calculate investment returns.

Discover how Microsoft's Excel Copilot simplifies data analysis with natural language queries and boosts productivity. Excel’s AI Copilot ...

Pareto analysis states that 80% of a project’s results are due to 20% of the inputs, and 80% of problems can be traced to 20% of the causes.

Garmin watches have become increasingly reliable regarding heart rate tracking accuracy, but pairing an external heart rate monitor is another option.

Our medical experts vetted the best and most popular watches that monitor heart rate on the market for 2025. Find out more here.

Learn about a good walking heart rate and what factors affect this number. Plus, calculate your resting and maximum heart rates and see what's too low or high.

From budget-friendly options to smart rings and rugged outdoor smartwatches, these are the best fitness trackers we recommend.

Fitness wearables can help you move more, sleep better, and stay healthy. Here's how to pick the right one for you, along with the best fitness trackers we've tested.

After NFL preseason Week 2, here are The Tennessean's latest Titans depth chart predictions, and 1 surprising contender to make the team at every spot.