From daily habits to nutrition and sleep, explore informational guides on living a healthier life — backed by research and written for real people.
Low potassium, also called hypokalemia, happens when the level of potassium in your blood drops below the normal range. In older adults, this is rarely a random event. It usually stems from a specific medication, a chronic health condition, or a combination of both. The most common culprits are diuretic medications, often called water pills, … Read more
Vicks VapoRub is a popular home remedy for toenail fungus, but it is not an FDA-approved cure. Some studies and many personal reports suggest it may help improve mild cases, yet the evidence is not strong enough to call it a reliable medical treatment. The active ingredients — camphor, menthol, and eucalyptus oil — have … Read more
A paraesophageal hernia happens when part of your stomach pushes through the diaphragm into your chest, next to your esophagus. This is different from the more common sliding hiatal hernia. In a paraesophageal hernia, the stomach moves up beside the esophagus rather than through it, which can be more dangerous because it can become trapped … Read more
Your basal metabolic rate (BMR) is the number of calories your body burns at complete rest just to keep you alive—breathing, circulating blood, and maintaining your organs. It is the largest part of your daily calorie burn, usually accounting for 60 to 75 percent of the total. You can find out your BMR in two … Read more
Your phone holds your life in it. Bank accounts, private messages, photos, work email, and your location history are all sitting in your pocket. Most people do not realize how exposed that data is until something goes wrong. The good news is that basic phone security does not require technical skill. You can close most … Read more
Urine gets its yellow color from a natural waste product called urochrome, also known as urobilin. Your body makes this pigment when it breaks down old red blood cells, and the amount of water you drink determines how dark or light that yellow appears. This is a normal, healthy process that happens in every person … Read more
A kidney stone is a hard, solid mass that forms inside your kidneys when certain minerals and salts in your urine clump together. Most stones are made of calcium combined with either oxalate or phosphate, but other types exist. The exact makeup depends on your diet, your genetics, and the underlying reason your urine chemistry … Read more
A bilateral salpingectomy is a surgical procedure that removes both fallopian tubes completely. It is a permanent form of birth control and is increasingly recommended because it may lower the risk of ovarian cancer. The procedure is minimally invasive, but like any surgery, it carries specific risks such as bleeding, infection, and injury to nearby … Read more
A broken nose is a common facial injury, and the first thing to know is that you cannot fix it yourself at home. The only way to properly treat a displaced nasal fracture is through medical evaluation and, in many cases, a procedure called a closed reduction performed by a doctor. If you suspect your … Read more
Ambergris is a rare, waxy substance produced in the digestive system of sperm whales, and it washes up on coastlines around the world. You find it by walking beaches after storms, looking for waxy, oddly shaped lumps that are gray, black, or brown. To identify it, you need to check its smell, texture, and how … Read more