ScienceInsights

Peanut butter's mix of healthy fats, protein, and B vitamins makes it a solid choice for steady energy, especially before a workout.

In newborns, a rectal temperature of 100.4°F or higher is considered a fever and needs prompt medical attention. Here's what parents should know.

Learn what periodic limb movement disorder is, how it differs from restless legs syndrome, and what treatment options are available.

Learn when pregnancy tests can actually detect a result, why timing affects accuracy, and how to avoid misleading early readings.

Practical breathing and grounding techniques to help you get through a panic attack, plus tips for managing them long term.

Silicone lube is a solid choice for anal sex, but it has some real limitations. Here's what to know before you buy.

Sore muscles after a workout? Learn what actually helps you recover faster, from foam rolling and cold water to protein timing and better sleep.

Mirena prevents pregnancy through hormones, not just a physical barrier. Here's how it works, how effective it is, and what to expect for your cycle.

Most periods last 2 to 7 days, but many things can change that. Learn what's normal, what's not, and when it's worth talking to a doctor.

Learn the key signs of a manic episode, from sleep changes to impulsive decisions, and what to do if you think you're experiencing one.