Sickle cell anemia is caused by a change in the gene that tells the body to make hemoglobin. Hemoglobin is the iron-rich compound in red blood cells that allows these cells to carry oxygen from the lungs to the rest of the body. The hemoglobin associated with sickle cell anemia causes red blood cells to…
Overview Sickle cell anemia is one of a group of inherited disorders known as sickle cell disease. It affects the shape of red blood cells, which carry oxygen to all parts of the body. Red blood cells are usually round and flexible, so they move easily through blood vessels. In sickle cell anemia, some red…
Patients who have experienced clinical death often report seeing bright flashes of light and a dark tunnel. This subject has attracted the attention of scientists from all over the world, and many studies have been conducted on this phenomenon. One of the latest studies by American specialists was presented on the moyzhurnal portal. When the…
Scientists at St. Jude Children’s Research Hospital and the University of Minnesota have studied the unique “epigenetic clock” of T-cell aging, showing that T-cells can outlive the body by at least four lifetimes. The main function of T-cells is recognition of antigens, the formation and response of effector immune response, and immunological memory. The results…
Scientists from Michigan State University’s College of Human Medicine have revealed that loss of smell is one of the high-risk signs of congestive heart failure. They shared their research findings in the Journal of American Heart Association. The acuity of the sense of smell often decreases, reports Planet Today. Studies show that by the age…
Alzheimer’s disease is a brain disorder that gets worse over time. It’s characterized by changes in the brain that lead to deposits of certain proteins. Alzheimer’s disease causes the brain to shrink and brain cells to eventually die. Alzheimer’s disease is the most common cause of dementia — a gradual decline in memory, thinking, behavior…
A new study has shown that tattoos can pose a serious threat to health. Due to the lack of research in this area, Lund University in Sweden decided to study the long-term effects of tattoos on health. Christel Nielsen, who led the study, said her team studied a large group of 11,905 people to learn…
The potentially deadly virus, which can be transmitted from animals to humans, is already widespread in Northern Europe. According to new research, the dreaded virus can be transmitted from rodents to humans and cause bleeding, with symptoms reminiscent of Ebola’s hemorrhagic fever. The research results were published in the journal Emerging Infectious Diseases. The field…
Aphasia is a language disorder caused by damage in the area of the brain that controls language expression and comprehension. Aphasia leaves a person unable to communicate effectively with others. A person with aphasia may have trouble understanding, speaking, reading, or writing. What are the types of aphasia? Many people have aphasia after a stroke.…
A healthy vegetarian diet improved quality of life, reduced fatigue and lowered cardiovascular risk in women with breast cancer. The study was published in Frontiers in Nutrition magazine. The scientists analyzed the data of 30 patients with stage 4 breast cancer. During the two months, half of the patients ate as usual, while the other…
