Milk, pollen and cat dander, among other things, can cause reactions to develop in people who are allergic to these substances. Such symptoms can occur throughout the year and can include sneezing, nasal congestion, hives or breathing...
Attention deficit hyperactive disorder, or ADHD, symptoms can appear in children as young as seven years of age, according to the Behavioural Neurotheraphy Clinic. Identifying and accurately diagnosing ADHD is subject to very specific parameters...
Most of the cholesterol that the body needs is produced by the liver. The remaining, approximately 20 percent of the total, is derived from food. Cholesterol is used to maintain cell membranes, as well as in the body's manufacture of hormones such...
Food allergy tests are sought when symptoms such as sneezing, swelling, rash, abdominal pain, diarrhea or other symptoms are thought to have been triggered by particular foods or ingredients. According to a July 20, 2009 Los Angeles Times article...
Bone density tests, which measure the number of grams of calcium and other bone minerals in a segment of bone, determines the risk of osteoporosis. Osteoporosis presents with low bone mass and deterioration of bone tissue, resulting in increased...
Although body weight is a strong indicator of personal health, body weight alone is an inexact measure. Because healthy body mass is often denser than fat, some healthy people can appear overweight. Likewise, some people with very low body weight...
Human immunodeficiency virus, or HIV, is an incurable sexually transmitted disease. Common symptoms of HIV are fatigue, fever, headaches, rashes, sore throat and swollen lymph glands, though patients with acute HIV may not have symptoms right...
Gluten intolerance, also known as celiac disease, is a chronic disease of the intestines that causes malabsorption of food. Individuals who have a genetic predisposition to celiac disease have a reaction triggered by the gliadin component of...
Not all weight loss is created equal. If your goal is to shed some pounds, it's easy to be seduced by the scale. Countless dieters have made the mistake of judging their success by the amount of pounds they lost rather than where the pounds came...
Drug testing is a common requirement for employment in many workplaces. These tests can protect employers from hiring drug abusers and improve workplace safety. Drugs tests enable employers to test for cannabinoids, cocaine, amphetamines, opiates...
When your period is late, your first response is to wonder if you may be pregnant. Thanks to modern science, you can find out within minutes without leaving home. Home pregnancy tests, which measure the amount of the HCG hormone in urine, are...
Excess body fat increases your risk of heart disease, hypertension, arthritis and sleep disorders, notes the American Council on Exercise in its personal trainer manual. So, it's important to know your body fat percentage, or amount of total body...
Body weight can be divided into lean mass and fat mass. Lean mass is comprised of muscle, bone, organ and connective tissue while fat mass includes essential and nonessential fat. Your body fat percentage defines how much of your total weight...
The most common testing method is with a lancet, or small needle, which you use to prick a finger and draw blood. Most blood glucose test meters now give you an accurate reading within 15 seconds. Major manufacturers include OneTouch, Ascensia,...
Men who have excess body fat could be at a greater risk for certain diseases, compared to lower levels of fat. By understanding what is considered a healthy body fat percentage and how to get there will increase overall health and prevent health...
Body fat testing, sometimes called body composition testing, is an important measurement in fitness. Body fat testing estimates what percentage of body weight is represented by fat versus lean body (muscles, bones and organs). Through body fat...
The two-factor model of body composition divides body weight into fat and lean tissue such as bone, muscle and organs. Body fat percentage represents the amount of fat contributing to total body weight and indicates fitness level. Due to age...
As of 2008, a little over six million Americans were undiagnosed diabetics, according to the Endocrine Society. Diabetes experts estimate that about 30 percent of American diabetics go undiagnosed. This is mainly due to the difficulties...
Fasting glucose tests measure the amount of glucose in the blood when the patient hasn't eaten for several hours (usually a minimum of eight hours without eating or drinking anything except water). The National Institute of Diabetes Digestive and...
When the body breaks down a muscle component called creatine, a waste product called creatinine forms. In a healthy person, the kidneys remove the creatinine from the bloodstream and excrete it in the urine. Checking urine creatinine levels helps...
Body fat percentage is the percentage of an individual's weight represented by fat versus lean tissues, such as muscle. Using various forms of tests, athletes and coaches can gain useful information regarding their training and nutrition plans....
After pregnancy occurs, the developing placenta begins producing a hormone called human chorionic gonadotropin. The level of this hormone rapidly builds up in the body, according the University of Maryland Medical Center. Home pregnancy tests work...
Alzheimer's disease is a neurological disease that is often confused with aging in its early stages, according to the National Institutes of Health (NIH). Finding effective testing methods is essential for detecting Alzheimer's disease early and...
ADD, which today is known as ADHD, or attention deficit hyperactivity disorder, is a condition that describes several different behaviors. These behaviors may include difficulty paying attention, hyperactivity and impulsivity. ADHD can be managed...
If you're interested in pursuing a college degree in the field of exercise and sports science, you can choose from a wide array of specialties. If you're scientifically minded, you can major in a field such as exercise physiology or kinesiology....
Frankincense and myrrh are most well known as the gifts brought by the three kings in the biblical story of the birth of Jesus. The fascinating truth about these substances is that they are natural compounds that have been revered by cultures...
Different methods exist to measure body fat. These include bioelectric impedence analysis (BIA), calipers, underwater weighing and new alternatives. Approaches are based on different ways that fat works in the body as opposed to lean tissue, and...
Testing for blood alcohol content has been in practice since 1938, when Rolla Harger, a professor at Indiana University, invented the first tester, called the Drunk-O-Meter. This invention came at the close of Prohibition, when alcohol problems...
Urine testing is usually the preferable type of drug test; however, saliva testing is growing in popularity due to certain advantages it has over other methods, such as urine or blood testing. Saliva tests are now used across the nation, from the...
