Laboratory reference ranges reflect methods, populations, and policies, and experienced clinicians interpret them in context rather than applying fixed cutoffs theoretically.

Zen digesters” rarely fart. “Hydrogen hyperproducers” fart a lot. Scientists are investigating what is typical.

Your doctor says everything looks fine, but you still feel terrible. The problem might not be your health but how labs define “normal.” Understanding the difference between normal and optimal could ...

You may have noticed a plethora of reels and posts on social media claiming cortisol “spikes” are harmful. Some warn against drinking coffee on an empty stomach or even doing certain exercises lest ...

Drugs like Zepbound and Wegovy are intended for people who are overweight. Some patients are using them after bariatric ...

Oxygen is critical to life. When levels of oxygen change, it can have immediate and lasting impacts on a person's health.

“The ‘CR Best Brand’ mark gives consumers a clear, trusted way to identify brands with a proven track record,” said Rob Gentile, Senior Director & General Manager, Brand Licensing, Consumer Reports.

Systolic pressure measures arterial pressure when the heart contracts, with normal readings less than 120 mmHg. Diastolic pressure measures arterial pressure when the heart relaxes, with normal ...

A non-rebreather mask is a special medical device that provides you with oxygen in emergencies. These masks help people who can still breathe on their own but need extra oxygen. Non-rebreather masks ...

Introduction Maintaining normal fluid status is critical to health and well-being. Older people are vulnerable to abnormal fluid status and associated complications, morbidity and mortality. Care home ...

Lindsay Curtis is a health & medical writer in South Florida. She worked as a communications professional for health nonprofits and the University of Toronto’s Faculty of Medicine and Faculty of ...

Potassium is a nutrient in food that helps your body run smoothly. Too much potassium in your body can cause health problems, but a simple blood test can measure your levels. Potassium plays a role in ...