Lapacho is a name for the herb Tabebuia avellanedae, more commonly called pau d'arco and taheebo. It is promoted as useful for treating a variety of health problems and illnesses, including cancer; however, no scientific evidence verifies that it works, according to the University of Maryland Medical Center.

Drizzling a little honey on your cereal may be a sweet alternative to refined sugar. Adding oil from black seed, also known as nigella, black cumin or black caraway, to your honey may further increase the health benefits.

A fibrous root with a light brown outer skin, ginger root helps relieve a variety of ailments. According to California State University, ginger root soothes headaches, treats ringworm, upset stomach, sprains and bruises, and even helps calm the pain associated with toothache.

Lepidium meyenii, known widely as maca, is a root vegetable that has been cultivated in the Peruvian Andes since 1600 B.C., at altitudes from 8,000 to 14,500 feet.

Having dark knees and elbows can be rather embarrassing, especially if you are a woman. It can make you self-conscious about wearing a dress or short sleeves. The primary reason your knees and elbows are dark is because oil glands are not present in these areas, causing them to be drier.

Polygonum multiflorum or Fo-ti root (traditionally known as He-Shou-Wu in China, or as tuber fleeceflower in North America) is a Chinese plant which is popular due to its rejuvenating properties.

Sinus drainage manifests itself in two forms: a runny nose or postnasal drip, which is the dripping of excess mucus in the back of the throat. Sinus drainage is commonly the result of a common cold or seasonal allergies.

Your optic nerve is a bundle of nerve fibers located at the back of your eye. These fibers send information to your brain to convert into visual information. Certain conditions will affect the optic nerve, and some may damage these fibers.

Plantar fascia is the thick connective tissue that supports the arch of the foot. MayoClinic.com explains that the plantar fascia spans from the heel bone to the toes. When injury occurs in this area, it involves pain or inflammation of the connective fibers.

When you have a shine on your face, it is caused by excess oil on the surface of the skin. Individuals with a shiny face usually either have oily skin or combination skin, where the T-zone has excess oil.

You may have heard of miso, a Japanese food made from fermented soybeans and some grains; if you haven't tried it, you're missing a flavorful addition to soups and other dishes.

Excessive mucus can be a symptom of a wide range of diseases, such as bronchitis and sinusitis, which is when the nasal cavities become swollen, obstructing the passage of mucus, according to the Mayo Clinic.