Dehydration - Symptoms & causes - Mayo Clinic
2021年10月14日 · Dehydration occurs when you use or lose more fluid than you take in, and your body doesn't have enough water and other fluids to carry out its normal functions. If you don't replace lost fluids, you will get dehydrated.
Dehydration - Diagnosis & treatment - Mayo Clinic
2021年10月14日 · Your doctor can often diagnose dehydration on the basis of physical signs and symptoms. If you're dehydrated, you're also likely to have low blood pressure, especially when moving from a lying to a standing position, a faster than normal heart rate and reduced blood flow to your extremities.
Urinary tract infection (UTI) - Symptoms and causes
Symptoms. UTIs don't always cause symptoms. When they do, they may include: A strong urge to urinate that doesn't go away; A burning feeling when urinating; Urinating often, and passing small amounts of urine; Urine that looks cloudy; Urine that appears red, bright pink or cola-colored — signs of blood in the urine
Constipation - Symptoms and causes - Mayo Clinic
2023年10月20日 · Symptoms. Symptoms of constipation include: Fewer than three stools a week. Hard, dry or lumpy stools. Straining or pain when passing stools. A feeling that not all stool has passed. A feeling that the rectum is blocked. The need to use a finger to pass stool. Chronic constipation is having two or more of these symptoms for three months or longer.
Heat exhaustion - Symptoms and causes - Mayo Clinic
2023年4月6日 · Besides hot weather and strenuous activity, other causes of heat exhaustion include: Dehydration, which lessens your body's ability to sweat and keep a normal temperature. Alcohol use, which can affect your body's ability to regulate your temperature.
Rotavirus - Symptoms & causes - Mayo Clinic
2021年4月28日 · Seems tired, irritable or in pain. Has signs or symptoms of dehydration, including dry mouth, crying without tears, little or no urination, unusual sleepiness, or unresponsiveness. If you're an adult, call your doctor if you: Can't keep liquids down for 24 hours. Have diarrhea for more than two days.
Hangovers - Symptoms and causes - Mayo Clinic
2024年1月30日 · Symptoms of dehydration include extra thirst, tiredness, headache, dizziness and lightheadedness. Alcohol triggers an inflammatory response from the immune system. The immune system may make certain substances linked to the body's defense system.
Salmonella infection - Symptoms & causes - Mayo Clinic
2022年4月29日 · Dehydration. If you can't drink enough to replace the fluid you're losing from diarrhea, you may become dehydrated. Warning signs include: Urinating less than usual or dark-colored urine; Dry mouth and tongue; Sunken eyes; No tears when crying; Being more tired than usual; Irritability or confusion
Low blood pressure (hypotension) - Symptoms and causes
2024年6月13日 · Dehydration. When the body doesn't have enough water, the amount of blood in the body declines. This can cause blood pressure to drop. Fever, vomiting, severe diarrhea, overuse of diuretic medicines and strenuous exercise can lead to dehydration. Blood loss. Losing a lot of blood also reduces blood volume, leading to a severe drop in blood ...
Acute kidney injury - Symptoms and causes - Mayo Clinic
2024年7月10日 · Loss of too much body fluid, called dehydration. Infection with or without sepsis or septic shock. Medicines such as aspirin, ibuprofen (Advil, Motrin IB, others) or naproxen sodium (Aleve).