ScienceInsights

Kool-Aid's sugar, phosphorus, and artificial dyes may pose real risks to kidney health, especially if you drink it regularly or have existing kidney issues.

Most 5-week-olds take 2–4 oz per feeding, but every baby is different. Learn what's normal for formula and breastfed babies at this age.

Blood sugar targets for women shift with hormones, pregnancy, and menopause. Here's what normal actually looks like at each stage of life.

Taking too much sildenafil can cause dangerous blood pressure drops, prolonged erections, and vision changes. Here's what to know about the risks.

Itchy soles can stem from athlete's foot, eczema, psoriasis, or even your shoes. Learn what's likely causing it and how to find relief.

Cat allergies often need more than one medication to manage well. Here's how antihistamines, nasal sprays, and allergy shots can work together.

Low libido in women often has clear causes—hormones, stress, mental load, or medication. Here's how to understand what's happening and what actually helps.

A cup of cooked white rice has around 200 calories, but variety, preparation, and even temperature can shift that number more than you'd expect.

Toenail fungus is stubborn, but treatment works. Learn which options actually clear it up and how long you can realistically expect it to take.