English textbooks

Protein requirements for children with kidney failure The body uses protein from foods to grow and repair cells. With kidney failure, your child will need to avoid excess protein. The kidneys may not be able to get rid of the…

What are snakebites in children? A snake can bite a child in many kinds of outdoor places. In some cases, the snake’s venom can be poisonous. Both venomous and nonvenomous snakes can bite. In the U.S., snakebites most often occur…

What are some different types of surgery? Surgery doesn’t always mean large cuts (incisions). Depending on the type of surgery, there are several methods that may be done, including the following: Open surgery. Open surgery means cutting skin and tissues. This…

Childhood obesity in the U.S. is growing at an alarming rate. According to the CDC, the obesity rate among U.S. children and teens has more than tripled since 1980. Obesity is a complex disease with many causes. Some causes of obesity in…

What is a skull base chordoma? A chordoma is a very rare form of bone cancer that can start anywhere along the spine from the base of the skull to the lower back. Cancer starts when cells change (mutate) and…

Chromosomes are stick-shaped structures in the middle (nucleus) of each cell in the body. Each cell has 46 chromosomes grouped in 23 pairs. When a chromosome is abnormal, it can cause health problems in the body. Abnormal chromosomes most often…

Take care when traveling with a chronic condition Chronic conditions should not prevent you from enjoying travel. As with other medical conditions, if you have a chronic disease, you should see your healthcare provider as early as possible before traveling.…

A clinical cardiac electrophysiologist (cardiac EP) is a healthcare provider who treats heart rhythm problems. A cardiac EP is a type of cardiologist. A cardiologist is a healthcare provider who has had 3 or more years of extra training beyond…

If you spend hours each day working at a computer screen or other devices with screens, you may suffer from symptoms of eye strain. Eye strain is a common problem, but you can take steps to reduce your discomfort.  What…

Lenses to correct or improve vision There are two types of lenses prescribed to correct or improve vision. These include: Eyeglasses. These are the most common form of eyewear used to correct or improve many types of vision…

What is a vocational rehab counselor? Vocational rehab counselors help people with disabilities plan careers. They also help them find and keep satisfying jobs. They assess the person’s: Education and job training history before the disability …

What is fetal movement counting? Fetal movement counting is a way to check the health of a woman’s unborn baby (fetus). It’s often called kick counting. It’s done by counting the number of kicks you feel from your baby in…