The theory behind a colon cleanse is that it gives your digestive tract a break from its normal functions of breaking down the food you eat so that trapped toxins can be flushed from your system. One of the most popular colon cleanses is based on lemons and is known as the master cleanse.

Hotness of the ears might cause discomfort and interfere with typical daily activities such as listening to music, talking on the phone or even participating in face-to-face conversations. Hotness that persists, worsens or is accompanied by other symptoms such as ear or facial pain might require medical evaluation.

Humans experience a range of emotions every day and to varying degrees. Emotions are subjective experiences; an experience that elicits strong feelings in one person might have little effect on another. The word emotion comes from the Latin word emovere, in which "e" means “out” and "movere" means “move.

Carbohydrates are found in food and broken down by the body for energy. Too many carbohydrates can induce weight gain. However, there are ways to prevent that from happening, and one of the most effective are herbal supplements. When consumed, these supplements will block the body from absorbing carbohydrates.

Serotonin and melatonin are both hormones that regulate various human functions such as sleep, appetite and mood. Serotonin, which is produced in the body, is known as a neurotransmitter; this means it is responsible for sending messages between nerve cells.

Cholesterol is a naturally produced, fatlike substance found in cell walls. The lipoproteins HDL and LD typically transport it through the body. Small amounts of cholesterol are needed for the body to function properly, but high levels of cholesterol can increase the risks of heart disease and stroke.

An ulcer on the leg is an open wound that has difficulty healing and is recurring. Causes of leg ulcers include poor circulation and diabetes, as well as valve and circulatory dysfunction.

An understanding of how the respiratory and cardiovascular systems interact requires knowledge of how each of the systems function independently. The cardiovascular system in the human body is made up of the heart and blood vessels, which are divided into arteries, veins and capillaries.

Mineral oil is an extremely common ingredient in personal care products from moisturizers to foundation to lip balm, and it is also an ingredient in a myriad of hair products. Baby oil, for example, is made entirely of mineral oil.

Dandelion root tea works to stimulate appetite and aid digestion, and can be brewed from dried or fresh roots on your stovetop. If you make the herbal tea with fresh dandelion root, you'll likely find no shortage of the weedy plant in your own backyard.

Up to 10 percent of people across all ages and as many as 50 percent of people 70 or older have this toenail fungus, according to an article published in the December 2013 "American Family Physician." Also called onychomycosis, fungus infects the nail bed and causes the nail to thicken and discolor.

Hives are itchy, raised red bumps that come up on the skin. They can be caused by an allergic reaction or stress. In some cases hives can cause more serious problems, such as swelling of the throat, and this requires emergency intervention.