Generic charts showing an optimal heart rate for fat-burning aren't accurate, research suggests. You can calculate yours more accurately with a heart rate monitor, an expert said. The type of exercise ...

A TKer subscriber recently pointed out that if your investment is down 20%, then you’d need a 25% gain from the current level to return to the initial level. For example, if your investment of $100 ...

Imagine you’re rolling down the street in a driverless car when you see a problem ahead. An Amazon delivery driver got their van halfway past a double-parked UPS truck before realizing they couldn’t ...

It is important to understand the simple math behind early retirement. Your savings rate, and asset returns will determine how long it takes for you to retire. Minimizing taxes and investment costs ...

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