Health

Refine Search

What is secondary endosymbiosis?

"Secondary Endosymbiosis" by J.M. Archibald explains how endosymbiosis led to the development of several forms of alga. A heterotrophic eukaryote engulfed an ancestor of cyanobacteria. This ancestor of cyanobacteria became a permanent part of its cell as an organelle in the cytoplasm. This primary endosymbiosis gave rise to the differentiation of red algae, glaucophyte algae and green algae with double-membrane plastids. Secondary endosymbiosis occurred when another eukaryote engulfed and retained the alga containing the primary plastids.\nWith secondary endosymbiosis, three or four membranes ..

Continue Reading

What is in Omega 3 krill oil, and why is it healthy?

Krill oil can improve rheumatoid arthritis and osteoarthritis symptoms such as pain, stiffness and functional impairment, notes WebMD. It also lowers levels of C-reactive protein, a marker for inflammation in the body linked with heart disease. Studies also show that krill oil eases menstrual cramps. Women who take it need fewer painkillers. Pregnant women and children may use krill oil because studies indicate the fatty acid DHA may benefit a developing child’s brain.\nOmega-3 fatty acids such as those found in krill oil help to keep the skin supple and the eyes bright, according to Healthl..

Continue Reading

How do you find out the sodium content in foods and drinks?

Nutrition facts list sodium content in milligrams. The U.S. Food and Drug Administration recommends people on standard 2,000- or 2,500-calorie-per-day diets consume 2,400 milligrams of sodium or less per day, although people with heart issues should consume less. The American Heart Association recommends consuming 1,500 milligrams of sodium or less per day, as of 2015.\nFood labels related to sodium include "sodium free," "very low sodium," "low sodium" and "reduced sodium." The FDA requires products with "sodium free" labels to have 5 milligrams of sodium or less per serving, while products w..

Continue Reading

What types of heart surgeries are there?

Bypass grafting to restore healthy blood flow through the coronary arteries is the most common heart surgery, the National Heart, Lung, and Blood Institute states. When hardened plaque causes severe blockages in coronary arteries, surgeons use healthy arteries, or grafts, to reroute blood flow around one or more obstructions. For example, the surgeon may remove a vein from the leg and stitch it to the aorta and a coronary artery to create a new pathway to the heart muscle.\nSimilarly to a bypass, minimally invasive surgery involves grafting, but doctors make small chest incisions to insert sur..

Continue Reading

How do you use KT tape?

Before you apply the tape, measure and cut it in to the necessary shapes and lengths with the backing still attached. Next, carefully apply those strips to the injured area in the appropriate configuration. It is generally best to remove the backing a little at a time to avoid accidentally sticking the tape to itself. When the tape is in the proper position, rub it for a few seconds to activate the glue.\nMoisture, oils or soap residue can cause the tape to stick less effectively, so wiping the area with rubbing alcohol helps ensure a better application. Apply the tape in a way that supports t..

Continue Reading

What are early signs of throat cancer?

WebMD advises that anybody who has a sudden change in voice or a consistently sore throat should be checked out by a doctor, as these symptoms may be signs of throat cancer. Other symptoms include ear and neck pain, trouble breathing and weight loss, as explained by the American Cancer Society.\nIn order to test for cancer, doctors perform any number of procedures, WebMD states. The first and most obvious of these procedures is a physical exam of the throat and neck to see if there are any lumps or anomalies. Other procedures include a laryngoscopy or endoscopy, which is when a doctor exams th..

Continue Reading

What are typical somatic symptoms of stress?

Physical symptoms of stress also include reduced energy levels, frequent colds and infections, a loss of sexual desire or sexual ability, and nervousness and shaking, explains WebMD. Some patients experiencing stress have rapid heartbeats, chest pain, dry mouth and difficulty swallowing, and they clench their jaws and grind their teeth. The onset of stress can cause cold or sweaty feet and hands and ringing in the ear.

Continue Reading

Are toe calluses cancerous?

Regular toe calluses are not cancerous and are caused by the way that a person walks or moves, as reported by Dartmouth University. The pressure of the feet against shoes, socks or the floor causes the skin to thicken. Most calluses will dissolve on their own and do not require treatment.Another type of hard and thick bump on the foot is a corn. Corns are not always hard, but they tend to occur between the toes more often than calluses and will also dissolve on their own without treatment. Most of the time, the corns start to heal and disappear once a patient changes their shoes.Most people wi..

Continue Reading

Who are some good kidney doctors?

Glickman Urological & Kidney Institute is recognized across the country for its excellent patient care, research and education in the diagnosis, treatment and prevention of diseases and disorders related to the kidneys. Dr. Braun, who is a member of the Nephrology and Hypertension department at Cleveland Clinic's Florida location, specializes in nephrology, edema, Goodpasture syndrome, end-stage renal disease, glomerular disorders and Fabry's disease in adult patients, states Cleveland Clinic.Dr. Gebreselassie is a practitioner at Transplantation Florida whose expertise lies in nephr..

Continue Reading

What are the side effects of a BCG treatment for bladder cancer?

Serious side effects, which include blood in the urine, yellowing of the skin or eyes, easy bruising or bleeding, vision changes and difficulty urinating, may also occur during BCG treatment, notes RxList, and patients should report any severe, persistent or bothersome side effects to a doctor. In rare cases, BCG treatments lead to a serious infection in the body that is characterized by persistent flu-like symptoms and a high fever that does not improve after taking a fever reducer. If this occurs, the American Cancer Society advises patients to seek immediate medical attention.\nBCG, or Baci..

Continue Reading
Showing 6551 to 6560 of 10000 (1000 Pages)