As we get older, it's normal to worry about our memory and diseases like Alzheimer's. But here’s a hopeful truth: taking charge of your brain health doesn't have to wait. In your 30s and 40s, you can start building a strong foundation for a healthier brain and continue to keep your brain sharp in your 60s and 70s. It's about simple, everyday habits that benefit your whole body and mind. Here’s what you can do right now to build a healthier brain for the future:

1. Help Your Body, Help Your Brain

Your brain and heart are connected. The same things that keep your heart healthy are also great for your brain. Scientists have found a strong link between things like high blood pressure, high cholesterol, and diabetes and a higher chance of getting dementia. The goal is to manage these risks early.

• Move Your Body: Try to get at least 150 minutes of exercise a week. That's just 30 minutes, five days a week. You can take a brisk walk, ride a bike, or dance. Exercise boosts blood flow to your brain, which keeps brain cells healthy.
• Eat for Your Brain: Think of your food as fuel for your mind. Eat leafy green vegetables, berries, whole grains, nuts, and healthy fats like olive oil. At the same time, try to eat less red meat, sweets, and fried food.

2. Keep Your Mind Busy

Your brain needs a workout to stay in shape, just like your body. This helps build your "cognitive reserve," which is like a mental backup system that keeps your brain strong as you get older.

• Keep Learning: Don’t ever stop learning. Pick up a new hobby, learn an instrument, or try a new language. The more challenging and new the activity, the better it is for your brain.
• Play Games: Games like crossword puzzles, Sudoku, chess, or board games are a great way to give your brain a mental workout.
• Be Creative: Doing creative activities uses different parts of your brain and helps build new connections. Whether it's painting, writing, drawing, or playing music, a creative hobby can help lower stress and improve your mental health.

Try to add these into your daily routine. Maybe you can play a word game while you have your morning coffee or paint at the end of the day to relax from work. Doing them at the same time each day helps make them a habit.

3. Connect with Others

Many studies show that having strong social connections is key to a healthy brain. Being lonely or isolated is just as risky for your brain as smoking or not exercising. Spending time with others keeps your brain active and builds its strength against memory loss.

• Be Social: Make an effort to spend time with friends and family. Even a simple phone call or meeting for coffee can make a big difference.
• Join a Group: Find a club, take a class, or volunteer. These are great ways to meet new people and keep your mind engaged.
• Communicate: When you have a conversation, your brain has to remember things, process information, and respond, which is an excellent mental workout.

4. Look After Your Health

Your brain’s health is also connected to your mental and physical state. Paying attention to these things is just as important as diet and exercise.

• Manage Stress: Too much stress can hurt your brain. Find healthy ways to relax, like meditation, yoga, spending time in nature, or a relaxing hobby.
• Get Enough Sleep: Sleep is a vital time for your brain to clean itself and repair connections. Aim for 7-8 hours of good quality sleep each night.

5. Be Proactive with Your Health

Regular check-ups are a great way to catch and manage any health issues early on.

• Manage Health Conditions: Work with your doctor to control your blood pressure, cholesterol, and blood sugar.
• Address Hearing, Vision, and Gum Health: Research has found a strong link between poor hearing, poor vision, and even gum disease and a higher chance of getting dementia. Getting these issues treated early can help.
• Protect Your Head: Head injuries, especially those that cause you to lose consciousness, are a known risk factor. Always be safe by wearing a helmet for sports or on a bike.

6. Be Aware of the Environment

New research shows that the environment might play a part in brain health. While these topics are still being studied, it's smart to be aware of them.

• Air Pollution: Tiny particles from air pollution can get into your blood and brain, causing harm over time. If you live in a very polluted area, you might want to use an air purifier or a mask when heading out.
• Microplastics: Scientists have found tiny plastic particles in the human brain, and the amount seems to be growing. While we don't know for sure if they cause dementia, there is a definite correlation and taking steps to use less plastic is a good idea. You can start by using a water filter and choosing glass or metal containers instead of plastic ones.

In conclusion, these simple adjustments to our lives are a powerful tool for improving and maintaining cognitive function. As ‘young’ people, we are in a prime position to adopt these changes and encourage our parents and other family members to do the same, affirming that the benefits of a healthier lifestyle are universal.

Disclaimer: There is no proven way to stop Alzheimer's, but a healthy lifestyle can greatly lower your risk. The tips here are based on research, but they are not a replacement for advice from your doctor. Always talk to your doctor before making big changes to your diet or lifestyle.

If you want to learn more about the topic, here is some additional reading you can do 

For more on the link between diet and brain health, check out this article from the National Institute on Aging: What Do We Know About Diet and Prevention of Alzheimer's Disease?

For more information on the power of social connections, read this article from the Alzheimer's Society: Social isolation and dementia risk

To know more about the link between microplastics and dementia, read the article A novel risk factor for dementia: chronic microplastic exposure

To know more about the link between creativity and puzzles and Alzheimer’s.