If you and your partner are trying to have a baby but haven't been able to, you may start to wonder if you should get fertility tests. Experts say it's time to check with a doctor if you've had ...

Chronic fatigue, unexplained weight loss or gain, infertility, and hair loss can all signal a hormonal imbalance. You might consider a hormone test if you’re experiencing these or more. Hormone tests ...

If you have diabetes or prediabetes, regularly monitoring your A1C blood sugar level is important for managing your condition and maintaining optimum health. A1C monitoring can also be used to ...

Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable information, and your ...

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 ...

New guidelines for managing cholesterol call for more aggressive prevention and earlier treatment, including a recommendation that all adults be tested once for lipoprotein(a), a genetic risk marker ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Thomas J. Brock is a CFA and CPA with more than 20 years of experience in various areas ...