Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Erika Rasure is globally-recognized as a ...

Neuroscience examines the structure and function of the human brain and nervous system. Neuroscientists use cellular and molecular biology, anatomy and physiology, human behavior and cognition, and ...

Anxiety is both a mental and physical state of negative expectation. Mentally it is characterized by increased arousal and apprehension tortured into distressing worry, and physically by unpleasant ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Our team of cleaning obsessed editors and product testers are on a mission to find the best vacuum. We've tested dozens across various types and budgets, prioritizing features like powerful suction, ...

A simple daily skin care routine includes cleansing, serums, moisturizer, and sunscreen. Match products to your skin type to avoid irritation or breakouts. Patch test new products for 48 to 96 hours, ...