Glossar: U
Do you have questions about specific symptoms or ingredients? Our glossary provides an A-to-Z guide to your health.
U
67 Posts in this encyclopedia categoryU2 (Newborn Check-Up)
The U2 is the second preventive health check-up for newborns in Germany, conducted between day 3 and day 10 of life, covering essential physical and developmental assessments.
Übersäuerung
Übersäuerung beschreibt eine Störung des Säure-Basen-Gleichgewichts. Erfahre, was medizinisch relevant ist und welche Rolle Ernährung spielt.
Ubiquinone
Ubiquinone, also known as coenzyme Q10, is an essential compound that is found in almost all cells in the human body and plays a crucial role in energy production.
UDH (Union Deutscher Heilpraktiker e.V.)
Die UDH (Union Deutscher Heilpraktiker e.V.) ist ein berufsständischer Verband zur Interessenvertretung von Heilpraktikern in Deutschland.
Ulcer Prophylaxis
Ulcer prophylaxis includes measures to prevent the development of stomach ulcers. It is especially important for high-risk patients taking pain medications or under severe physical stress.
Ulcerative colitis
Ulcerative colitis is a chronic inflammatory bowel disease. Find out what causes, symptoms and natural measures such as diet and lactoferrin can help.
Ulkenia sp.
Ulkenia sp. is a marine microorganism of the thraustochytrid group, widely cultivated as a natural and sustainable source of docosahexaenoic acid (DHA) for use in food and dietary supplements.
Ulnar Artery
The ulnar artery is one of the two main arteries of the forearm, supplying oxygenated blood to the ulnar side of the forearm and the hand.
Ulnocarpal
Ulnocarpal refers to the anatomical region and joint structures between the ulna (forearm bone) and the carpal bones of the wrist on the small finger side.
Ultraviolet Radiation
Ultraviolet radiation is electromagnetic radiation with wavelengths between 100 and 400 nm. It affects skin health, supports vitamin D synthesis, and carries risks such as sunburn and skin cancer.
Umbilical Cord Stump
The umbilical cord stump is the small remnant of the umbilical cord that remains after birth. It dries out and falls off within 1 to 3 weeks.
Umbilical Hernia
An umbilical hernia occurs when abdominal tissue pushes through a weak spot in the abdominal wall near the navel. It is common in infants and adults alike.
Umckaloabo
Umckaloabo is a herbal medicine derived from the root extract of the Cape pelargonium. It is used to treat respiratory infections such as bronchitis and the common cold.
Understanding a Blood Count
A blood count is one of the most common laboratory tests and provides vital information about your health. Learn what the values mean and how to read them.
Understanding Thyroid Values
Thyroid values show how well the thyroid gland is functioning. A blood test measures TSH, fT3, and fT4 to detect over- or underactivity at an early stage.
Urea Cycle
The urea cycle is a biochemical metabolic pathway in the liver that converts toxic ammonia into urea, which is then safely excreted through the kidneys via urine.
Urea Synthesis
Urea synthesis is a vital metabolic process in the liver that converts toxic ammonia into harmless urea, which is then safely excreted through the kidneys via urine.
Ureaplasma
Ureaplasma are tiny bacteria belonging to the family Mycoplasmataceae and may naturally colonize the urogenital tract of both men and women.
Ureteral Stricture
A ureteral stricture is an abnormal narrowing of the ureter that obstructs urine flow from the kidney to the bladder and can lead to serious kidney damage if left untreated.
Urethral Stricture
A urethral stricture is a narrowing of the urethra caused by scar tissue, which restricts urine flow. It can lead to pain, urinary retention, and recurrent infections.
Urethritis
Urethritis is an inflammation of the urethra, most commonly caused by bacterial infections. Typical symptoms include burning during urination and urethral discharge.
Uric Acid Stone
A uric acid stone is a type of kidney stone that forms when uric acid levels in the urine are too high. It is often linked to a purine-rich diet, gout, or metabolic disorders.
Uridine Monophosphate
Uridine monophosphate (UMP) is a naturally occurring nucleotide that plays a key role in cellular metabolism and brain function. It is used as a dietary supplement to support cognitive health.
Urinalysis
Urinalysis is a diagnostic examination of urine that provides important information about kidney function, urinary tract conditions, and metabolic disorders.
Urinary Retention
Urinary retention is the inability to fully empty the bladder. It can occur acutely or chronically and often requires prompt medical attention.
Urinary Tract Infection (Cystitis)
Cystitis is a bacterial infection of the bladder causing pain during urination and frequent urges to urinate. It is most common in women and is usually easily treated.
Urinary Tract Infection Prophylaxis
Urinary tract infection prophylaxis includes targeted measures to prevent recurring bladder infections. Discover which strategies are most effective for long-term protection.
Urinary Tract Infection Risk
The risk of urinary tract infections is influenced by several factors. Learn which groups are most vulnerable and how to effectively reduce your personal risk.
Urination Disorder
A urination disorder refers to any dysfunction of the normal process of urination, including symptoms such as pain, urgency, or incomplete bladder emptying.
Urine Culture
A urine culture is a microbiological laboratory test used to detect urinary tract infections. It identifies the causative pathogen and determines its sensitivity to antibiotics.
Urolithiasis
Urolithiasis refers to the formation of stones in the urinary tract. It can cause severe pain, blood in the urine, and urinary problems, often requiring medical treatment.
Urolithin A
Urolithin A is a natural metabolite produced in the gut from plant polyphenols. It supports cellular health, mitochondrial function, and muscle strength.
Uterine curettage
Uterine curettage is a gynecological procedure in which the lining of the uterus is scraped or suctioned using a surgical instrument. It is used for both diagnostic and therapeutic purposes.
Uterine Fibroid
A uterine fibroid is a benign tumor of the uterine muscle. Fibroids are common and can cause symptoms such as heavy menstrual bleeding or pelvic pain.
Uterus Removal
Uterus removal, known medically as a hysterectomy, is a surgical procedure in which the uterus is removed. It is performed for various gynecological conditions.
UV radiation
UV radiation is part of sunlight and consists of invisible electromagnetic waves, which are divided into three categories: UV-A, UV-B and UV-C.
UVA Radiation
UVA radiation is a component of the sun's ultraviolet light, covering wavelengths of 320–400 nm. It penetrates deep into the skin and is a leading cause of premature skin aging and skin cancer.
UVB Radiation
UVB radiation is a component of the sun's ultraviolet light with wavelengths between 280 and 315 nm. It supports vitamin D production in the skin but can cause sunburn and skin cancer with excessive exposure.
Die neusten Einträge
3 Posts in this encyclopedia categoryAdipokine Regulation
Adipokine regulation refers to the control of signaling molecules produced by fat tissue that influence metabolism, inflammation, and appetite.
Erythrocyte Morphology
Erythrocyte morphology refers to the evaluation of the shape, size, and appearance of red blood cells. It is a key component of hematological diagnostics.
Die meistgelesenen Einträge
3 Posts in this encyclopedia categoryMagnesiumcarbonat
Magnesiumcarbonat ist eine anorganische Magnesiumverbindung mit säure-neutralisierender (antazidischer) Wirkung. Erfahre mehr über Vorteile, Einsatzgebiete und Unterschiede zu besser resorbierbaren Magnesiumformen.
Cologne list
The Cologne List ® is an important initiative in competitive sports that offers athletes guidance in the selection of nutritional supplements.
Calorie content
The choice of food influences our energy intake. The calorie content varies greatly - some provide little energy, others a lot.