In one sentence, describe what the following article is about: Research in the field of positive psychology indicates a direct correlation between being thankful appreciation, or gratitude, and happiness. Increasingly, gratitude is shown to have a beneficial impact on physical health as well. People who practice gratitude have lower blood pressure, stronger immune systems, and feel more connected to others. Making a list of things that you are grateful for, no matter how large or small, is one way that people actively cultivate gratitude in their daily lives. Some people keep a gratitude journal, following the old adage to "count your blessings." Others include a list of things that they're thankful for in daily prayers or meditations. Posting photos, images, or written reminders of gratitude around your home is another way to remind yourself to be thankful. Positive psychology studies demonstrate that the act of expressing gratitude for other people's efforts has been directly linked to living a better life. Thank you notes can be written for any occasion, large or small. A thank you note can be no larger than a emoji, or can be a written letter detailing a major event in one's life. Sometimes people are no longer present in your life. A suggested practice of gratitude is to write a letter thanking them for their positive influence on your life. While you may never be able to mail this letter, the act of writing it will directly benefit you. Gratitude is a discipline, and must be practiced to be effective. Simply relying upon gratitude to arise spontaneously when events are pleasing is easy. To develop a practice of gratitude, one must develop the ability to find thankfulness in everyday affairs. You might set an alarm to call you to be grateful at random intervals throughout your day. When the alarm goes off, simply ask yourself: what am I grateful for, right now, this moment? If you notice that you're having a thought that is resentful or complaining, try replacing that thought with one of gratefulness. For example, when caught in a traffic jam, replace the anxiety about being late to your next engagement with an observation about the seasonal beauty. After all, you might have missed that beautiful fall tree color if you'd been driving at the normal speed!
Summary: Make a gratitude list. Send a thank-you note. Set reminders to be thankful.

In one sentence, describe what the following article is about: Look in the book that you received when you purchased your unit or pull up your unit's manual online. There should be a section discussing enclosures or possible obstructions. It should state the recommended distance between any structures and the unit. Not following these guidelines when installing an enclosure or other structure could negate your warranty. If the air can't circulate around your machine, then it will be less efficient and more costly to operate. Keep the foot of space around the unit open and free of any obstructions. Keep any plants that you've placed around the unit trimmed back. No matter which concealment method you choose, make sure to keep your unit accessible for any service professionals. Look for access panels on the sides or top of the machine and leave enough room for them to be opened, if necessary.
Summary: Check the manufacturer's recommendation for enclosures. Leave plenty of room for airflow. Maintain accessibility for maintenance.

In one sentence, describe what the following article is about: Popularity is not some elusive, impossible goal that only the "cool kids" can attain. Being popular is just about having friends and acquaintances, and all this really requires is a kind heart and open mind. Say hello to your classmates, and ask people how they're doing if they feel down. Never reject a potential friendship based on someone's outward appearances or hobbies, as you'll find that most people are friendly if you give them the chance. That said, you should accept that not everyone will be your friend. This isn't your fault, it is their decision. Simply move on, continuing to be polite and friendly, and know that there are many, many more people in the world. You don't need to be super skinny in order to be healthy. Regular exercise is proven to enhance your concentration, well-being, and happiness, and you don't have to do grueling solitary runs to get the benefit. Go for a swim, ride your bike, play a sport, or take a few hikes. You can even adapt many of your hobbies into "exercises," such as taking photography walks or listening to a new album every time you hit the gym. In general, you should aim for 30 minutes of exercise a day. Grabbing an exercise buddy makes exercise more enjoyable, and it is easier to stick to your schedule. A healthy diet promotes a healthy head of hair, nails, skin, muscles, and mind. Teenagers have fast metabolisms that allow them to eat almost anything without major weight shifts, but a healthy diet will give you greater energy, focus, and general well-being no matter what age you are. Of course, the occasional treat is acceptable, but you'll be surprised how much better you feel on a better diet overall. A healthy diet includes: Regular meals, including breakfast, lunch, and dinner, every single day. At least 3-4 fruits and vegetables a day. The vitamins and minerals in fresh produce are essential for a developing brain and body. Lean proteins like chicken, fish, eggs, and beans. Eating slowly. Wait 10 minutes before getting seconds, as it takes your body time to realize that it is full. This will eliminate over-eating. Cutting back on fast food, sugary sodas and candies, and fatty foods like pizza and fried options. Do things on time, and never ever leave your room messy. If you're happy and organizes at home, the happiness will be reflected everywhere else in your life. Moreover, research has shown that an organized and clean physical environment can help you defeat stress and feel more in control mentally as well. Take 10-15 minutes once a week to relax, put on some music, and tidy up. If you just do a little a week it will keep you ahead of the dreaded "deep clean." Read books, check out the news, and make an effort to see the movies, plays, and events that appeal to you. One of the best parts of being a teenager is the feeling of constant growth that comes with being young. The best way to keep this feeling alive is to expose yourself to as much new material as possible. Teachers and school are great for this, but you should also follow your own passions. Where does your mind lead you? This is often the stuff that will make you happiest. It can also open the doors for your future, and show you potential careers or goals for life.
Summary:
Be open and approachable to find a wide-ranging group of friends. Follow a fitness plan. Eat healthy foods. Keep your room and space organized to keep your brain organized. Spend a little time each day expanding your mind.