Mayonnaise does not reliably get rid of lice. The idea spread because mayonnaise is thick and people hoped it would smother lice, but the evidence for it working is thin and the results are unpredictable. Health authorities do not list mayonnaise as a recommended treatment for head lice. That does not mean it does nothing … Read more
Blood pressure rises when the force of blood pushing against your artery walls increases. That can happen in a single moment — a sudden fright, a strong coffee, a full bladder — or slowly over years through changes in your arteries, hormones, kidneys, and daily habits. Most of the time, the causes are ordinary and … Read more
Nerve pain has a way of outlasting everything you throw at it. The burning, tingling, or electric-shock sensations of neuropathy often don’t respond well to standard painkillers, which is why so many people end up asking about acupuncture. The honest answer is that acupuncture is a reasonable option to try for some types of nerve … Read more
Your child melts down every time you turn on the vacuum. Or refuses to wear socks with seams. Or chews the collar of every shirt until it is soaked. These moments can look like behavior problems. Often they are not. Sensory issues happen when the brain processes touch, sound, movement, or other input in an … Read more
Strep throat is a bacterial infection caused by group A Streptococcus, and it needs antibiotics. That is the single most important fact in this article. Home remedies can ease the pain and help you feel more comfortable while the infection clears, but none of them cure strep throat. The evidence on that point is strong … Read more
Red 3 is a synthetic dye that gives foods and drugs a bright cherry-red color. It is also known as FD&C Red No. 3, erythrosine, or E127. In January 2025, the U.S. Food and Drug Administration revoked the authorization to use Red 3 in food and ingested drugs, based on a legal rule that bars … Read more
Petroleum jelly is a semisolid mixture of hydrocarbons that forms a sealed barrier on the skin. It holds moisture in and keeps water, irritants, and bacteria out. People use it for wound care, dry skin, diaper rash prevention, and protecting skin from friction and moisture. The product has been sold under brand names for well … Read more
You can manage dandruff without shampoo by using a few targeted steps: apply an antifungal or salicylic acid treatment directly to the scalp, rinse with warm water, and keep the scalp clean and dry between washes. The key is treating the scalp itself, not just the hair, and staying consistent for several weeks. Dandruff is … Read more
An ingrown fingernail happens when the edge of the nail grows into the skin beside it, usually at the side of the nail. The skin responds the way skin responds to any small injury: it becomes red, swollen, and tender. Most ingrown fingernails can be prevented at home with careful trimming, gentle care, and by … Read more
Genu valgum — commonly called knock-knees — happens when the knees touch or nearly touch while the ankles stay apart. In most young children it is a normal stage of growth. In adults, it usually reflects a structural change in the knee, the bone, or the way weight passes through the joint. The causes differ … Read more