From daily habits to nutrition and sleep, explore informational guides on living a healthier life — backed by research and written for real people.
Making alcohol at home is legal for personal use in the United States, but the process takes time and patience. The fastest simple method is brewing a basic sugar wash with yeast, which produces a low-alcohol beverage in about one to two weeks. Distilling that wash into spirits is illegal without a federal permit and … Read more
Boys typically experience two distinct growth spurts during childhood and adolescence. The first happens in early childhood, usually between ages 1 and 2. The second and more significant one is the pubertal growth spurt, which typically occurs between ages 10 and 16. The exact timing varies widely from boy to boy, and genetics plays the … Read more
Blood pressure is one of the most important numbers in your body, yet most people cannot say what “normal” actually is. The standard answer is that a normal blood pressure reading is less than 120/80 mmHg. The top number, systolic, measures the pressure when your heart beats. The bottom number, diastolic, measures the pressure when … Read more
Gas after eating is one of the most common digestive complaints. It happens when swallowed air or the byproducts of digestion build up in your intestines. For most people, it is a normal part of the digestive process, but when it becomes frequent or painful, it usually points to specific foods, eating habits, or a … Read more
Bed bugs are small, flat insects that feed on human blood. They hide in cracks and crevices during the day and come out at night to bite. Their bites can cause itchy welts, but bed bugs are not known to spread disease to humans. Understanding what they do helps you recognize an infestation early and … Read more
Chronic venous insufficiency (CVI) happens when the veins in your legs can’t push blood back to your heart efficiently. This causes blood to pool in the lower legs, leading to swelling, aching, and skin changes. The condition develops when the one-way valves inside your veins stop working properly or when the vein walls become weak … Read more
A coughing spasm is a sudden, uncontrollable burst of coughing that can leave you gasping for air, gagging, or even vomiting. These episodes are triggered by intense irritation in your airways that overwhelms your body’s normal cough reflex. To stop a spasm, you need to break the cycle of irritation—often with steam, warm fluids, or … Read more
Finding bat droppings in your attic or hearing scratching sounds at dusk usually means bats have moved in. Bats roost in buildings because structures mimic the caves and hollow trees they naturally use. Identifying the signs early and addressing them correctly protects both your home and the bats, which are protected by law in many … Read more
Meiosis is the special cell division that creates sperm in males and eggs in females. The process differs between the sexes in timing, quantity, and outcome. Males produce four functional sperm from one starting cell, continuously throughout life after puberty. Females produce one functional egg and three small polar bodies from one starting cell, and … Read more
There is no single correct weight for a 16-year-old girl. A healthy weight depends on her height, body composition, and stage of physical development. Instead of focusing on a single number on the scale, doctors use a range called BMI-for-age to determine whether a teen’s weight is in a healthy percentile for her age and … Read more