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US Measles Count Passes 2,400 as Outbreaks Enter a Second Record Year
Read moreCDC Alert Documents 1,645 Confirmed Cases in Multistate Cyclospora Outbreak
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What to Know About Magnesium and Sleep
Small trials suggest magnesium may modestly help some adults fall asleep faster, but federal reviewers say the evidence is still too limited to call it a proven sleep aid.
Workouts
Core Exercises for Lower Back Pain: What Clinical Trials Support
Trials suggest trunk-stabilization and movement-based exercise reduce chronic lower back pain, with a 2016 trial finding yoga comparable to physical therapy.
Workouts
How Many Rest Days Do Muscles Need? The Recovery Timeline, Explained
Research suggests a muscle group needs roughly 48 hours between demanding sessions, with most trials favoring two to three weekly sessions per muscle.
Workouts
HIIT vs Moderate Cardio: Which Delivers More for the Minutes Spent?
Trials suggest HIIT raises fitness faster per minute, while moderate cardio wins on total weekly volume, adherence, and recovery cost.
Nutrition
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What to Know About Iron Deficiency
Iron deficiency is the most common nutritional deficiency worldwide, per the World Health Organization's estimates, and its early symptoms — fatigue, pale skin, breathlessness — are easy to misattribute.
What to Know About Dietary Fiber
What fiber is, what the intake figures from the Institute of Medicine, the FDA, and the WHO actually say, and what the largest evidence synthesis to date can and cannot show.
Plant-Based Diets and Nutrient Gaps: What Gets Missed
Well-planned vegetarian and vegan diets are nutritionally adequate per the Academy of Nutrition and Dietetics, but vitamin B12, iron, zinc, calcium, iodine, and omega-3 status warrant attention.
Prevention
What to Know About Improving Disability Wellness Through Nutrition Research and Adaptive Design
A Cornell internship program pairs students with a disability-care nonprofit. The work is promising, but most of it is early-stage.
Prevention Is Better Than Cure: Where the Idea Came From
The oldest slogan in medicine has a long history, and modern screening shows both what it delivers and where it falls short.
What to Know About Colorectal Cancer Screening
Screening now starts at 45 for adults at average risk, and the test menu has grown beyond colonoscopy. Here is what the guidelines actually recommend, and why the options differ.
Beauty
Sunscreen Science: How to Pick One You'll Reapply
Texture, filters, and honest habits matter more than the number on the bottle.
What to Know About FDA Color Additive Rules for Cosmetics
Every color in a cosmetic product, from a mineral blush to a synthetic lipstick pigment, is regulated under a decades-old federal system. Here is how the approval process works and why it still bars a dye that is only now being phased out of food.
Nail Health: What Common Changes Do and Do Not Mean
Ridging, white spots, and slow growth are usually benign, while some nail changes, including certain discolorations and sudden multiple-nail changes, merit medical evaluation.
Health News
What to Know About the Obesity Treatment Guidelines Debate
Medical guidance on weight has shifted from willpower to chronic disease. The evidence is stronger in some places than others, and experts still disagree on key points.
CDC Updates Respiratory Illness Guidance: What Changed and What Stayed
The CDC's March 2024 guidance replaced the five-day COVID isolation period with symptom-based advice for all respiratory viruses — a change built on population immunity, not on milder viruses.
Kindergarten Vaccine Exemptions Reached a Record High for 2025-2026, CDC Data Show
New federal data show a rising share of incoming kindergartners entered school this year without required vaccinations, as measles activity climbs nationwide.
Latest
West Nile Cases Hit Fastest Season Start Since 2004 as Peak Weeks Begin
Forty-eight human cases were reported by June 30, about five times the usual figure, and counts reached 143 through August 4, per CDC-based data.
US Measles Count Passes 2,400 as Outbreaks Enter a Second Record Year
CDC surveillance recorded 2,465 confirmed cases by August 6, with 94 percent tied to outbreaks and hospitalization in about 7 percent of cases.
CDC Alert Documents 1,645 Confirmed Cases in Multistate Cyclospora Outbreak
A July 14 health notice tied the seasonal surge to 34 states and 141 hospitalizations, with a food source still under FDA investigation.
FDA Approves Simtriyo, a First-in-Class Nonstimulant Pill for ADHD
Otsuka's centanafadine, the first approved norepinephrine, dopamine, and serotonin reuptake inhibitor, is cleared for patients 6 and older.