Body mass index, or BMI, is a simple calculation using your height and weight. You divide your weight in kilograms by your height in meters squared. The resulting number places you into a category: underweight, normal weight, overweight, or obese. It is a screening tool, not a direct measure of body fat or health. How … Read more
Breast sagging happens naturally as skin loses elasticity and breast tissue changes over time. No cream, pill, or exercise can fully reverse sagging once it has occurred. The only way to significantly lift sagging breasts is through surgery, though certain lifestyle changes and bras can improve appearance and slow further changes. What causes breasts to … Read more
Every cell in your body has a quality control system for proteins. FtsH is a key enzyme in that system. It is a protease that cuts apart damaged or unneeded proteins and recycles the pieces. Think of it as a cellular garbage disposal that also checks for quality problems in the membrane where proteins do … Read more
Seeing blood in the toilet bowl or on the toilet paper can be alarming. It is a common problem, and in most cases the cause is not life-threatening. The most frequent reasons are hemorrhoids or small tears in the anus called anal fissures. But there are other causes that need a doctor’s attention, so knowing … Read more
Checking cervical mucus is one of the most reliable ways to track ovulation without expensive kits. You simply observe the mucus on your underwear, on toilet paper after wiping, or by inserting a clean finger into your vagina. The mucus changes from dry or sticky to a raw egg white consistency when you are most … Read more
What causes a pimple on the eyelid? A pimple on the eyelid is almost always a stye, medically called a hordeolum. It is an infection of an oil gland along the eyelash line. The gland gets blocked by dead skin, dried oil, or makeup, and bacteria — usually *Staphylococcus aureus* — start growing inside. The … Read more
Reading a dial micrometer sleeve thimble dial means looking at three separate scales and adding their values together. The sleeve shows tenths of an inch (0.100″), the thimble shows thousandths (0.001″), and the dial shows ten-thousandths (0.0001″). You read the sleeve first, then the thimble, then add the dial reading for the full measurement. What … Read more
Tapioca pearls are small, chewy balls made from cassava root starch. You most often find them in bubble tea, where they sit at the bottom of the drink and are sucked up through a wide straw. They are almost pure starch with added sugar, which gives them their signature soft and bouncy texture. What Are … Read more
Rebuilding core strength after pregnancy starts with reconnecting to your deep abdominal muscles and pelvic floor before doing any crunches or planks. Most women need to heal diastasis recti (abdominal separation) first, then progress through three stages: breath work, stability exercises, and finally full strength training. The process takes 6 to 12 months, and rushing … Read more
Tinnitus — the medical name for ringing in the ears — is not a disease itself. It is a symptom of something else going on in your auditory system or body. The most common cause is damage to the tiny hair cells in your inner ear. These cells send electrical signals to your brain. When … Read more