Eye-care professionals use the Goldmann tonometer to measure fluid pressure inside the eyes of their patients. Elevated pressure in the eye is a warning sign of glaucoma. An ophthalmologist must calibrate the tonometer in order for it to function properly and obtain accurate measurements. In a matte
Blood pressure fluctuations occur normally. Sometimes, the fluctuation is a symptom of something more occurring in your body and needs immediate attention. Since high blood pressure has few symptoms until it's too late, it's important to check your blood pressure frequently if you have reason to bel
In the 1960s, assembler language represented a common baseline among computer programmers. No graphics or mouse buttons to deal with; just cold program statements, a bunch of numbers and cryptic commands, typed at a black-faced monitor with green fonts. Students learned by manipulating props to help
A pulmonary aneurysm is a bulge in the wall of the pulmonary artery. The aneurysm causes a weak spot to develop that could endanger a person's life if the bulge bursts. A pulmonary aneurysm is a serious medical condition that has warning signs.
Blood pressure is regulated by a highly involved system in our body, and can fluctuate greatly depending on our level of stress and activity. Hypertension, or high blood pressure as it is more commonly referred to, is known as a "silent killer" due to the fact that it can exhibit very few symptoms i
Fiber is extremely important in every person's diet, but most of us do not get enough of this helpful food. If fiber is missing or lacking in your diet, fiber pills could be a good step to better health.
When you donate blood, you'll answer a series of questions and have a quick physical exam. The Food and Drug Administration (FDA) requires blood banks to perform this screening process to ensure the safety of the blood supply.
Adults with even moderately elevated cholesterol in their early to mid-40s appear to have an increased risk for Alzheimer's disease and related dementias decades later, a new study shows.
IntroductionBlood alcohol content, or BAC, is one of the most commonly used ways of determining not only if a person has been drinking alcohol, but also how much alcohol a person has consumed. Although a Breathalyzer test can estimate a person's BAC, to determine actual blood alcohol...
Potassium is an important dietary mineral that helps to regulate muscle tissue. It also plays an important roll in digestion and metabolism, and in helping the body maintain a working balance between various electrical and chemical processes that go on inside the body. Too much potassium in the bloo
Natural remedies to reduce blood pressure or hypertension are all under your control. Start making lifestyle and dietary changes in small steps so as not to overwhelm yourself. The remedies vary from consuming items that are known to help reduce blood pressure to using the mind-body connection to re
What is Angiogenesis?Angiogenesis is a process whereby new capillary blood vessels are formed. This is a normal process in the body. Angiogenesis is essential for the healing of wounds. It plays an important role in restoring damaged tissue and restoring normal blood flow after injury. It...
A blood pressure gauge is also called a sphygmomanometer. Reading this device is simple, but reading it correctly does take some practice. When taking someone's blood pressure you are using this gauge to identify the Korotkoff sounds created by the pumping of blood. Associating these sounds with num
Older Americans' cholesterol levels have declined significantly in recent years, but younger adults may not be faring as well in the battle against artery-clogging cholesterol.
Calcium is a very important substance for the human body. Among other important functions, calcium is used by the nervous system to transmit nerve impulses and by the muscular system to help muscles contract. Approximately 99 percent of the total calcium in the human body is present in the bones; th
With so much talk about cholesterol, it's sometimes difficult to keep your facts straight. What's the difference between "good" and "bad" cholesterol? How are cholesterol levels tested? How may I best reduce cholesterol in my diet? All of these are important questions, but it's necessary to underst
Coronary heart disease is a major cause of death throughout the United States. According to the American Heart Association, 2,500 people die from heart disease every day. Heart disease occurs when plaque builds up on the artery walls. This reduces the flow of oxygen-enriched blood to your heart and
In this age of medical advancements, studies done with animals are a fact of life. Do you ever wonder how the blood pressure medication your doctor just prescribed is safe and effective? The answer is that it was probably tested in laboratory mice first. Many scientists and research institutions do