The COVID-19 vaccines used in the United States are approved or authorized by the FDA, but the details differ by product and by age group. The original Comirnaty (Pfizer-BioNTech) and Spikevax (Moderna) vaccines received full FDA approval for adults. The 2023–2024 and later updated formulas were licensed through a different pathway and, for some age … Read more
Crusties are usually a sign of healing, not infection. They form when blood and fluid dry over a wound to make a scab, which protects the raw tissue underneath while new skin grows. That said, crusts can sometimes signal an infection, especially if they come with spreading redness, warmth, pus, or worsening pain. The crust … Read more
Yes, Lipitor is a statin. Lipitor is the brand name for atorvastatin, a prescription drug that lowers cholesterol by blocking an enzyme the liver uses to make it. It belongs to the same drug class as other well-known statins such as simvastatin (Zocor) and rosuvastatin (Crestor). The name Lipitor is a brand name, not a … Read more
Tetanus does not usually show anything dramatic on the skin. The infection starts at a wound that often looks minor — a small cut, a puncture, or a scratch — and the visible signs are typically limited to that entry point. The serious signs of tetanus are not on the skin at all. They are … Read more
Yes, athlete’s foot is contagious. It spreads through direct skin-to-skin contact and through contact with contaminated surfaces, clothing, or floors. The infection is caused by fungi called dermatophytes, and those fungi can survive on objects and surfaces long enough to infect the next person who touches them. Athlete’s foot is one of the most common … Read more
Schizophrenia has one of the strongest genetic components of any major psychiatric condition. Research consistently shows that having a close relative with schizophrenia raises a person’s risk substantially, and the more closely related that person is, the higher the risk. But heredity is not destiny. Most people with a family history never develop the illness, … Read more
Gaining weight healthfully means adding mostly muscle and some fat through a calorie surplus, resistance training, and nutrient-dense foods rather than empty calories. The goal is a slow, steady climb of roughly half a pound to one pound per week for most people. That pace gives your body time to build lean tissue instead of … Read more
Lentils are small, lens-shaped legumes that have been part of human diets for thousands of years. They are genuinely healthy: they provide substantial amounts of plant protein and fiber, contain virtually no fat, and have a low glycemic index. Research consistently links regular legume intake, lentils included, to better blood sugar control and improved cholesterol … Read more
Wet earwax is caused by genetics. A single gene, called ABCC11, determines whether you produce wet or dry earwax, and the wet type is the more common form worldwide. It is entirely normal and does not mean your ears are dirty or infected. Earwax, known medically as cerumen, is a mixture of secretions from glands … Read more
Almost every woman has some hair on her stomach. It is usually fine, light, and easy to miss. In most cases, stomach hair in women is completely normal and reflects ordinary hormone levels and genetics. The picture changes when the hair is coarse, dark, suddenly increasing, or paired with other symptoms. That pattern can be … Read more