Pancreatic steatorrhea happens when the pancreas stops delivering enough digestive enzymes to the small intestine. Without those enzymes, fat from food passes through undigested and shows up in the stool. The result is pale, greasy, unusually foul-smelling stool that often floats. It is a sign of a pancreas problem, not a disease on its own, … Read more
If your 18-month-old is suddenly sleeping more than usual, the most common reason is a growth spurt, a developmental leap, or recovery from an illness. Toddlers this age often need 11 to 14 hours of sleep in a 24-hour period, according to widely used pediatric sleep guidance, and that total can climb temporarily when their … Read more
Walking 10,000 steps takes most people somewhere between 1 hour 40 minutes and 2 hours of total walking time. That estimate assumes a steady pace of about 3 miles per hour, which is a typical walking speed for an average adult on flat ground. The exact number depends on your pace, your stride length, and … Read more
Autism is a developmental condition that affects how a person communicates, interacts socially, and processes sensory information. It is not a disease and it is not something you can catch or cure. If you are an adult wondering whether you might be on the autism spectrum, the most reliable path is a formal evaluation by … Read more
You can find out your blood type in two ways: a quick test at a doctor’s office, blood bank, or clinic, or a home blood-typing kit you use yourself. Both methods look for the same thing — the markers on your red blood cells that define your type. If you have ever donated blood, there … Read more
A geometric series converges when the absolute value of its common ratio is less than 1, and diverges when that absolute value is 1 or greater. The test is that simple. You find the ratio by dividing any term by the term before it, check whether it falls between -1 and 1, and the answer … Read more
Air pollution does not stay in the sky. It settles into the places where people run, bike, swim, and play — and it can change how those activities affect your body. On days when ozone or fine particulate levels are high, outdoor exercise can trigger coughing, chest tightness, and reduced lung function, even in people … Read more
You know the feeling. A small spot on your lip starts to tingle, itch, or burn. That sensation is the first sign of a cold sore, and it means the virus is already active. The single most important thing to know is this: starting an over-the-counter antiviral cream or prescription antiviral medication at this tingling … Read more
A double chin is not always a sign that you need to lose weight. It can show up in people at any body size, and the reasons behind it are more varied than most people assume. There is no natural method that removes a double chin on demand, but several evidence-based habits can reduce its … Read more
Home cholesterol tests can give you a number in minutes, but that number is not the same as the one your doctor gets from a blood draw. Most at-home kits measure total cholesterol only, and some measure total cholesterol plus a few other values. They do not measure LDL, HDL, and triglycerides separately the way … Read more