Preventive Health Tips and Expert Advice | Real Simple

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This Is How Often You Need to Get a New Toothbrush, According to Dentists

Can’t remember the last time you opened a fresh set of bristles? It's time to toss that old toothbrush.

How to Workout Safely (and Avoid Heat Exhaustion) When It's Boiling Hot Outside

Don't let hot temps ruin your exercise routine—here's how to stay active, healthy, and hydrated on the toastiest of days.

Do 30 to 60 Minutes of Strength Training a Week to Help Lower Your Risk of Disease, Research Suggests

Combine with aerobic exercise for even more longevity-boosting benefits.

Wait a Minute, Is Milk More Hydrating Than Water? Here's the Best Time to Swap Water for Milk

Praised for its calcium and protein content, milk is also great for hydration.

6 Unexpected Health Benefits of Walking

Walk your way to better sleep, strength, mood, and more incredible benefits.

6 Healthy Foods That Boost Metabolism

Eat your way to a healthy, high-functioning metabolism.

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More Preventive Health

Should You Be Drinking Water First Thing in the Morning? Here Are 6 Healthy Perks, According to MDs

There are some great health benefits, but you don’t have to do it.

10 Super-Hydrating Drinks That Are Way More Interesting Than a Glass of Water

These healthy thirst-quenchers are a triple threat: refreshing, tasty, and hydrating.

The Scandinavian Sleep Method Could Be the Key to Saving Your Sleep (and Your Marriage)—Here's How It Works

Is Your Bedroom Dark Enough? Sleeping With Ambient Light Can Harm Your Health, Study Finds

5 Terrific Ways Tart Cherries Can Boost Your Health

Just 3 Minutes of Exercise Can Boost Your Health—Here Are 7 Mini Moves to Try Throughout the Day

7 Reasons Why You Always Crave Salt—and How to Keep Salty Food Cravings in Check

If you've got a "salty tooth," you'll want to keep reading.

All Preventive Health

Everything You Need to Know Before Getting Dental Veneers

Want to Start Eating for Better Brain Health? Here's How to Stock Your Pantry, Fridge, and Freezer

8 Smart Habits for a Healthier Metabolism

4 Sweet Health Benefits of Eating Cantaloupe

Yes, There's an Ideal Temperature for Sleep—and Here's Why It Matters

Papaya Doesn't Just Taste Like Paradise—It's Packed With Fiber, Antioxidants, and More Sweet Benefits

5 Healthy Reasons You Should Add Mango to Everything From Salsas to Smoothies

This Is Why You Feel So Awful When You're Hungover—and What to Do About It

These 8 Foods Are Especially High in Magnesium

4 Types of Edible Algae With Superfood Potential

8 of the Tastiest Ways to Get More Calcium, From Ricotta Cheese to Leafy Greens

7 Impressive Benefits of Resveratrol—the Healthy Antioxidant Found in Red Wine

5 Possible Reasons Why Your Feet Are Always Cold (and What to Do About It)

It Feels Like Everyone Takes Melatonin for Better Sleep—but Should They? Here's What Sleep Experts Say

RDs Are Nuts About Pistachios—Here Are 5 Reasons They're So Good for You

5 Healthy Reasons to Crave More Cauliflower—Plus Flavor-Packed Recipes for Any Night of the Week

How to Make Antioxidant-Rich Fennel Tea (and 5 Reasons to Try It)

Mask Mandates Are Ending—but Should You Still Wear One?

Nettle Tea Is an Age-Old Herbal Remedy—Here Are Its Top 4 Health Benefits (and How to Make It at Home)

Are You Always Cold? 9 Possible Reasons Why You Constantly Feel Chilly

How to Make Your Workspace More Ergonomic for a Healthier, More Productive Day

People Swear by Oil Pulling for Cleaner Teeth—but Is It Actually Safe? We Asked Dentists

5 Healthy Reasons to Eat More Fresh Green Peas

7 Great Stretches for Your Mid-Back

Here's What Happens to Your Immune System When You Don't Get Enough Sleep

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