Hormones & Health

People give off certain warning signs when going through a period of low motivation. Learn about signs of an adolescence with low motivation with help from the founders of a nonprofit for troubled…

Soft-side waterbeds look like regular beds, but the mattress is filled with foam bolsters and one or more vinyl mattress bladders. Foam bolsters eliminate the need for a hard frame and allow you to…

A plant's pH is determined by its soil. The acid and alkalinity in soil are measured in pH units and expressed in a logarithmic scale from 0 to 14. Most plants grow and thrive in soil with a pH level…

Siding needs to be replaced when it no longer serves its primary purpose -- to protect a building from weather and mechanical damage. Moisture is the primary culprit; when moisture from rain or…

Most mulching push mowers offer a detachable side discharge chute. The side discharge chute allows you to convert the mower from a mulching mower or a bagger mower to one that shoots the grass…

Biotechnology uses science and engineering to process materials with biological agents. Biological agents such as enzymes, plant cells and microorganisms are used to produce pharmaceuticals, foods and…

Humans are exposed to the sun every day, and sometimes actively seek the sun's rays. Ultraviolet light from the sun can cause a number of problems for humans, both short-term and long-term. The…

Experiments on plants, involving the addition of growth hormones, often show how different conditions affect how fast a plant grows. Some variables used in experiments are temperature, light and…

Freon is a type of refrigerant in all refrigerators that helps keep things cold and helps regulate the temperature in both the fridge and the freezer. If the Freon gets low, the refrigerator may have…

Testosterone is a hormone that we recognize as the primary male hormone, but it is also present in female mammals. For equine females, or mares, the normal testosterone level in mares who are not…

Pheromones are present throughout nature in many different living things and are used for many different purposes. Most people, however, associate pheromones with smell and attraction. While there is…

The term pesticide describes a range of products that are used to target and kill pests. Pests may include insects, rodents, weeds or mold, and there is a wide range of chemical products and traps.…

Octane is the measure of gasoline's resistance to detonation. The higher the octane rating, the more resistant a particular variety of gasoline is to detonation. In the United States, gasoline is…

Few things are more unnerving than the zipper on your favorite jeans popping from the track. The good news is you don't have to say goodbye to your denim blues if you're savvy with a needle and…

Your mood can affect your whole day. If you are feeling tired and unhappy, chances are you will not get much done during the day. If you feel happy and alert, on the other hand, you will be much more…

Iodine is found in varying amounts in soil. The amount of iodine influences the amount of iodine in plants grown in the soil. People need a certain amount of iodine in their diet for healthy thyroid…

Copper is a trace mineral that plays a vital role in the mental and physical well-being of a person, since it is used in energy production, strengthening connective tissues and the nervous and…

Biogenetic engineering is the science of altering genes so they are more likely to express desirable traits such as disease resistance, particular color or shading or muscle growth. The most commonly…

Often called the body's second brain, the gut is cited by people who suffer from emotional pain, anxiety and fear. This is due to the fact that the gut contains 100 million neurons and more of the…

Grants are available from several federal agencies to replace slate siding on residential and non-residential buildings. Grants cover the cost of labor to replace the siding, equipment and supply…

According to the National Women's Health Information Center, "the food you eat can have a direct effect on your energy level, physical health and mood." While there isn't just one diet that works well…

Eutrophication occurs when the levels of plant nutrients like phosphorus and nitrogen in a body of water are too high. The excess nutrient concentration can lead to the rapid growth and reproduction…

Sensory deprivation is the removal of one of more external stimuli with regards to the five senses -- sight, sound, touch, taste and smell. Stimulation is cut off from the sensory receptors of the…

Human beings hit growth spurts throughout adolescence, typically reaching their adult height at the end of puberty. Since puberty can hit at different times for boys and girls, they may not reach…

Known as Palmleaf Rasberry Fruit in English, Fructus Rubi is known as Fu Pen Zi in traditional Chinese medicine. It is most commonly found in China, but, with the spread of traditional Chinese…

According to the U.K.'s National Institute of Medical Herbalists, "Medical herbalists train for at least three years, receive botanical and medical training, and adhere to a strict code of conduct."…

Ecosystems maintain global environmental balance. Anything that alters the function of ecosystems creates an imbalance that affects all life on Earth. The destruction of agricultural land, lakes and…

DHEA (dehydroepiandrosterone) is a hormone that is naturally occurring in the human body, as it is secreted by the adrenal gland. DHEA levels begin to decrease after age 30, and are typically low in…

Gonadotropin-releasing hormone or GnRH is a chemical that is produced by the pituitary gland and is related to hormone production in both men and women. GnRH is sent to the genitals of people and…

Having a full, abundant life doesn't just happen to someone; often you are required to create those experiences, do the things and become the kind of person you can feel gave life his best shot.…

Sexual identity crises, more formally known as gender identity disorder, is a psychological phenomena in which an individual believes that their genetic and biological sex does not match their…

Reality mining is a term which describes how data is sourced based on the social interactions of individuals. This data is mined via devices that we consider ordinary and necessary to communicate with…

Although the adrenal gland and ovaries can produce testosterone in small amounts, testicles produce most of the sex hormone testosterone in males. This hormone contributes to typical male…

Luteinizing hormone, or LH, is produced in the pituitary gland. In women, it helps regulate the menstrual cycle and egg production. The LH level in a woman's body varies with each phase of the…

Hormones, the biochemical messengers of the neuroendocrine system, play an essential role in immunity and metabolism. As you age, your body produces less hormones and an imbalance can arise,…

Feeling sleepy throughout the day can be difficult to handle. It is not only annoying but could be a symptom of other issues. Keep track of the things that can make you drowsy during the day to find…

Hormones are natural chemical compounds produced by the sexual organs. They have a vital role in growth and development, with the male hormone (testosterone) and the female hormone (progesterone)…

It is important to know the composition of ocean water because our lives intertwine with Earth's oceans at many levels. Families vacation near Earth's many oceans and seas. We swim, fish and play in…

There are different types of medical studies. Laboratory studies are preliminary and animal studies are less important than human studies, though you can use the same criteria to evaluate them. Case…

DHEA is the abbreviated name for dehydroepiandrosterone, a steroid hormone produced by the body. DHEA plays a part in the aging process and the levels of the hormone decrease naturally after people…

Hens that are over 20 weeks in age have the ability to lay eggs. For the eggs to be fertilized a rooster must mate with the hen. The difference between an unfertilized egg and a fertilized egg that…

Some people with chemical imbalances opt to take prescription medication. With most synthetic medications, there are side effects and also the chance they won't be effective. For years, patients with…

Human stature is a quantitative trait manipulated by genetics and environmental factors. Some studies estimate inheritable human height by studying the degree of resemblance between relatives. Other…

Those who enter the nursing field take an oath to always help those who are in need. In most cases, nurses work in areas with the general population, many of which have health insurance and average…

To develop your feminine nature, first understand that femininity comes from the inside out. A woman can dress and act with a feminine flair, but the qualities and attributes unique to being a woman…

When you are feeling lackluster about or just flat out disinterested in sex there are numerous factors at work. Women are more likely than men to experience loss of libido, but it happens to men as…

Millions of people are affected by floods in the United States each year. Floods cause deaths, injuries and economic consequences. The cost to the flooded area specifically and the country as a whole…

The human growth hormone has been used for treating growth deficiency for more than 50 years and today is also used to prevent AIDS patients from losing muscle mass as the disease progresses.…

If you suffer from depression, insomnia or anxiety, you may have low levels of serotonin -- a neurotransmitter in the brain that influences mood, sleep patterns and appetite. A normal to high balance…

Sundowner's syndrome, also known as "sundowning," manifests itself as confusion, especially in the late afternoon and into the night. People with sundowners will appear completely normal during the…