From daily habits to nutrition and sleep, explore informational guides on living a healthier life — backed by research and written for real people.
Most 3-year-olds weigh between 25 and 38 pounds (11.5 to 17 kilograms). The average weight for a 3-year-old is about 31 pounds (14 kilograms) for both boys and girls. However, a healthy weight range is wide at this age because children grow at different rates. What matters most is not a single number but a … Read more
A colonoscopy is a procedure where a doctor uses a long, flexible tube with a camera to look at the inside of your large intestine. You will be sedated, so you will not feel pain. The test takes about 30 minutes, but you need to prepare the day before by drinking a liquid that cleans … Read more
Many adults wonder if their ADHD symptoms will intensify as they get older. The short answer is that ADHD itself does not usually get worse with age, but the challenges it creates can feel more difficult over time. For most people, the core symptoms of inattention, impulsivity, and hyperactivity tend to stabilize or even soften … Read more
Brushing your teeth twice a day is one of the most reliable ways to protect your teeth and gums. But knowing that and doing it are two different things. The real trick to remembering is to stop relying on your memory. You need to attach brushing to a routine you already have, not to a … Read more
Nonstop coughing is exhausting, disruptive, and sometimes frightening. It can interrupt sleep, make work impossible, and leave your chest and throat aching. The honest answer to stopping it is that the right approach depends entirely on why you are coughing. For a post-infectious cough, time and simple remedies are the main tools. For coughs caused … Read more
Infertility is defined as the inability to conceive after one year of regular, unprotected intercourse. For women, the most common causes involve problems with ovulation, damage to the fallopian tubes, or issues with the uterus or cervix. Age is also a major factor, as a woman’s egg supply and egg quality naturally decline over time, … Read more
Cinnamon water is a simple drink made by steeping cinnamon sticks or powder in water. Many people ask if it causes weight loss, and the direct answer is that cinnamon water is not a weight loss treatment, but it may support your efforts in small ways. The evidence does not show that cinnamon melts fat, … Read more
Petroleum jelly is generally considered safe to use during pregnancy for common skin issues like dryness, chapped lips, and minor irritation. It is a highly refined product that does not absorb deeply into the skin, and no credible evidence links topical use to harm for you or your baby. However, there are a few important … Read more
Period cramps are muscle contractions in your uterus that squeeze the blood vessels in the uterine lining. When the blood supply is briefly cut off, the tissue releases chemicals called prostaglandins, which trigger more pain and more contractions. For some women, these cramps are mild. For others, they are severe enough to stop daily life. … Read more
Ear congestion can make you feel like your head is wrapped in cotton. The pressure, the muffled hearing, and the popping sensation are uncomfortable and distracting. The fastest way to stop ear congestion depends on the cause, but for most people, simple swallowing, yawning, or a gentle Valsalva maneuver will equalize the pressure and bring … Read more