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This article explains what the ODI is and how it’s measured. Grace Cary / Getty Images What Is the ODI? Drops in blood oxygen level are called desaturations. Grace Cary / Getty Images Still, your low daytime levels may lower if you have a sleep-related disorder. Whether low daytime oxygen can predict desaturation at night is still being studied, however. A drop below 80% is considered severely abnormal. Generally, your oxygen levels will drop slightly during sleep....

Anger was the only emotion found to significantly impair blood vessel function. As anger sets in, your body becomes physiologically aroused and prepares to fight. This increased blood flow and hormonal surge can raise your body temperature and cause you to sweat. Illustration by Mira Norian for Verywell Health Frequent anger episodes can lead to lasting damage to blood vessel function, according to Shimbo. Labeling our feelings has been found to reduce our anger....

Approximately 92 million adults are diagnosed with arthritis by a healthcare provider or report suffering from arthritis-like symptoms. Osteoarthritis Osteoarthritis, also called degenerative joint disease, affects more than 30 million Americans. In osteoarthritis, the cartilage breaks down over time, causing pain and increased difficulty moving the joints. DR P. MARAZZI / Getty Images There may also be visible bone spurs in the joint’s margins. Osteoarthritis is more common among men under the age of 45, but more common among women over 45....

Blood in the urine(hematuria) happens when any amount of blood is detected in a persons urine. Tetra Images / Getty Images What Does Blood in the Urine Look Like? Blood in the urine is typically microscopic and can only be detected with a urine test (urinalysis). Tetra Images / Getty Images When blood is visible in the urine, it often turns the urine pink, red, or brown. Where Does the Blood in the Urine Come From?...

Brown mucus may also be called brownsputumorphlegm. The most common symptom associated with brown mucus or phlegm is a cough. A cough associated with any bang out of mucus is called aproductive cough. Sestovic / Getty Images Still, you should never take the presence of brown phlegm lightly. Smoker’s Cough People withsmoker’s coughcan bring up tar from the lungs when coughing. Tar can give the mucus a brownish color. Treatment is focused on managing symptoms....

Getty/Sigrid Gombert Most types of cancer are diagnosed with the help of a biopsya sample of potentially diseased tissue. It can be obtained via needle aspiration, excision, or surgery. This article dives into the specifics of this process and what the pathologist looks at in the biopsy. Getty/Sigrid Gombert Biopsy and Gross Examination Abiopsyis a sample of potentially diseased or cancerous tissue. Your surgeon might take a biopsy before or during tumor removal surgery....

Cardiorespiratory endurance is an important indicator of physical health and is one of the major components of fitness. This article will discuss the benefits of cardiorespiratory endurance and types of exercises. Submaximal exercise tests are easier to perform in various tweaks without equipment and use equations to estimate cardiorespiratory endurance. Aim to walk for at least 1520 minutes to get your heart and lungs going. Because your body moves faster than with walking, jogging requires more cardiorespiratory endurance to keep you going....

Cytotoxicmeans that a substance or process can damage cells or cause them to die. “Cyto” means cell and “toxic” means poison. You might hear the word when talking aboutchemotherapy drugsthat kill cancer cells. istockphoto.com It can also describe othertoxins like venomfrom snakes. This article will go over the different types of cytotoxic substances. You will also learn how to protect yourself from something that is cytotoxic. Cytotoxic Drugs An example of a cytotoxic medication is chemotherapy, which acts oncancer cells....

That means some supplement products may not contain what the label says. Luza Studios / Getty Images What Is D-Aspartic Acid? It has been studied for conditions likeschizophrenia,Alzheimer’s disease, autism, and hormone-related issues likefertility. Luza Studios / Getty Images No supplement is intended to treat, cure, or prevent disease. Here’s what the latest research suggests about the potential benefits of D-asp. A systematic review concluded that D-aspartic acid supplements may only increase testosterone in males with low baseline levels....

Depression is a debilitating mood disorder that goes beyond simply feeling sad. People withclinical depression, ormajor depressive disorder(MDD), often lose their ability to experience pleasure. Not being able to feel pleasure is calledanhedonia. Westend61 / Getty Images The inability or reduced ability to feel joy is a key symptom of depression. From the outside, a person with depression might appear the same as usual to onlookers. Depression can feel like a black hole that sucks all the light from your soul....

Other factors can contribute to diverticulosis, including a family history of the disease and heavy red meat consumption. Diverticulosis is more often seen in adults over 40. In such cases, the primary form of treatment isantibiotic drugsaccompanied bychanges in dietto aid with the healing. Illustration by Mira Norian for Verywell Health In severe cases, surgery may be needed. Drinking ample fluids (around eight 8-ounce glasses per day) helps keep stool softer and easier to pass....

When identified early, skin cancer is highly curable Early skin cancer can be challenging to recognize. Symptoms can be very subtle, such as a dry patch developing on your lip or ear. Do you know what to look for or when to seek medical advice? Getty Images Getty Images Precancerous Lesions Precancerous lesions do not always progress to cancer. Fifty-eight million Americans have actinic keratosis, and 5%10% of the patches become cancerous....

Pelvic painis a common symptom ofendometriosis. How people experience pain withendometriosiscan vary. ozgurcankaya / Getty Images When the pain occurs can also differ from person to person. ozgurcankaya / Getty Images Some people experience no pain or rarely feel pelvic pain. Others can feel pelvic pain right before their periods, during ovulation, or ongoing. Two people with endometriosis may describe their pain very differently. The pain levels can’t be measured objectively....