Natural Knowledge 24/7 Educate yourself with nutrition, health and fitness knowledge.

Many of the most serious health problems facing Americans involve the heart. Coronary artery disease, arrhythmias and heart attacks are just some of the heart-related maladies that afflict millions of people. Given that so many adults struggle with poor heart ...

When scanning the health section of a news website, there’s a good chance you’ll find stories regarding new developments in the world of medicine. This shouldn’t come as a surprise, since scientists are constantly looking to refine and improve upon ...

If asked, most people would probably say that face can convey a fairly limited number of emotions. Researchers have long believed that the face can only make six expressions – happiness, sadness, anger, surprise, fear and disgust. In fact, the ...

It would be a tad of an understatement to say the heart is a key part of the body. A healthy heart is necessary for a healthy body, as problems that develop within this organ are often life-threatening. Given this ...

Surgeons generally use the same types of tools when operating on patients; this list includes scissors, forceps, retractors and scalpels. Of course, the practice of surgery has evolved significantly over the years, and with it the tools used to mend ...

You’ve no doubt heard about people hitting a so-called “mid life crisis.” Generally speaking, this term is used to describe a period of time when a person is greatly dissatisfied with his or her life. There has long been a ...

Probably the worst part of getting older is the impact of age on the body’s health. Seniors face a number of health-related problems, ranging from declining vision to arthritis to cardiovascular disease. Two issues that millions of senior citizens must ...

There’s a good reason why the phrase “couch potato” is considered a pejorative term. People who spend hours on end anchored to their coach generally aren’t in the best of shape, and as a result tend to be in less-than-ideal ...

When it comes to diet and nutrition, protein is generally viewed as something positive. After all, the body uses protein for a number of purposes, ranging from creating muscle mass to producing hormones. Excessive amounts of protein, however, may have ...

Many people reading this article are well familiar with extended commutes to work. Whether you’re driving a car or taking public transportation, spending hours each week traveling to and from your job can certainly be a mental drain. It isn’t ...