Stroke - Symptoms and causes - Mayo Clinic An ischemic stroke occurs when the blood supply to part of the brain is blocked or reduced This prevents brain tissue from getting oxygen and nutrients Brain cells begin to die in minutes Another type of stroke is a hemorrhagic stroke It occurs when a blood vessel in the brain leaks or bursts and causes bleeding in the brain The blood increases pressure on brain cells and damages them
Heart attack - Symptoms causes - Mayo Clinic A heart attack occurs when an artery that sends blood and oxygen to the heart is blocked Fatty, cholesterol-containing deposits build up over time, forming plaques in the heart's arteries If a plaque ruptures, a blood clot can form The clot can block arteries, causing a heart attack During a heart attack, a lack of blood flow causes the tissue in the heart muscle to die
Hypothyroidism (underactive thyroid) - Symptoms and causes Overview Hypothyroidism happens when the thyroid gland doesn't make enough thyroid hormone This condition also is called underactive thyroid Hypothyroidism may not cause noticeable symptoms in its early stages Over time, hypothyroidism that isn't treated can lead to other health problems, such as high cholesterol and heart problems
Chart of high-fiber foods - Mayo Clinic The suggested amount of daily fiber depends on your age and how many calories you take in each day Current dietary guidelines for Americans suggests that people age 2 and older get 14 grams of fiber for every 1,000 calories in the daily diet For children ages 12 months through 23 months, the guidelines suggest getting 19 grams of fiber a day In the charts below you'll find common foods and
Multiple sclerosis - Symptoms and causes - Mayo Clinic Multiple sclerosis is a disease that causes breakdown of the protective covering of nerves Multiple sclerosis can cause numbness, weakness, trouble walking, vision changes and other symptoms It's also known as MS In MS, the immune system attacks the protective sheath that covers nerve fibers, known as myelin This interrupts communication between the brain and the rest of the body
Transient ischemic attack (TIA) - Symptoms and causes Overview A transient ischemic attack (TIA) is a short period of symptoms similar to those of a stroke It's caused by a brief blockage of blood flow to the brain A TIA usually lasts only a few minutes and doesn't cause long-term damage
Stroke - Diagnosis and treatment - Mayo Clinic Hi, I'm Dr Robert Brown, a neurologist at Mayo Clinic And I'm here to answer some of the important question you may have about strokes The fast acronym, F A S T , is a good way of remembering stroke symptoms and what to do if you or a friend or loved one experiences those symptoms F for facial weakness, A for arm weakness, S for speech slurring, and T for time Time to call 911 should
Intestinal ischemia - Symptoms and causes - Mayo Clinic Intestinal ischemia (is-KEE-me-uh) refers to a range of conditions that happen when blood flow to the intestines slows or stops Ischemia can be due to a fully or partly blocked blood vessel, most often an artery Or low blood pressure may lead to less blood flow Intestinal ischemia can affect the small intestine, the large intestine or both
Transurethral resection of the prostate (TURP) - Mayo Clinic Transurethral resection of the prostate (TURP) is a common surgery that's used to treat urinary problems that are caused by an enlarged prostate An instrument called a resectoscope is placed through the tip of the penis It is then passed through the tube that carries urine from your bladder