Beauty and health tips Eight details remind you of lack of energy A. Skin: There is a close relationship between the skin and the lungs. The skin is pinkish white, shiny, elastic, wrinkle-free, and spotless, indicating that the lungs are full of qi and blood. Conversely, rough skin, dullness, darkening, yellowing, whitishness, bluishness, redness, and long spots all indicate poor health and insufficient blood. B. Teeth: The relationship between teeth and kidneys is the closest, such as sparse adult teeth, loose teeth, exposed roots, etc. Most of them are lack of kidney qi. The gums are related to the gastrointestinal tract. If there is simple gingival redness, it is mostly caused by an upset stomach fire, and it may also be related to gastritis. C. Voice: Human voice is also representative of qi and blood. A person with sufficient qi and blood has a loud and powerful voice, which is also an i...