Many of us don’t pay much attention to the importance of eye care. It is said that if you take care of your body, then you can surely be healthy. That is why our eyes should be given a lot of care. Natural eye care should be put in the first place.

There are several causes leading to poor eyesight, like not eating enough food, genes(基因) and aging(老化).

Televisions, computers and reading are also the causes of having poor eyesight. If you happen to work in front of a computer, you’d better take a break every once in a while.

Something dirty can cause redness and it will make you feel uncomfortable, It is bad for your eyes, too. If this happens, the best way is to clean your eyes by using cold water. You must also try your best to protect your eyes from harmful things. For example, sunglasses are not just for fashion but they can also serve as a great way to protect your eyesight from UV rays.

Eating healthy food will do good to your eyesight. Remember that vitamins A, C and E are good for eyes. Try to eat food groups that have these vitamins. And you should do eye exercises because they protect your eyesight, too. If a person exercises regularly and eats the right kind of food, his eyes will stay in good condition for a long time.

All above are natural ways of eye care that help us keep healthy eyes. Being happy all the time can be helpful to a person’s eyesight, too. In a word, eye care is very important, no matter how old a person is.

Teens often find themselves hard to communicate their needs or their values with friends and others. Even when their gut （直觉） is telling them that someone is crossing a line with them, it’s difficult for them to express that the situation is making them uncomfortable. For this reason, teens need to learn how to set boundaries （界限） with others.

Although boundaries are different for everyone, they help teens set limits （ 限制） with others in order to protect themselves. Setting boundaries allows teens to communicate with other people about what is OK and what is not OK with them, and it is essential for teen friendships.

Boundaries are limits teens set in order to protect themselves in some way from being hurt or bullied. As an expression of self-worth, boundaries let other people know who they are, what they value, and how they want to be treated. In addition, boundaries help to create space between teens and other people when they need them.

Learning how to set boundaries is an important part of growing up. It’s also essential to develop relationships that are respectful, supportive, and healthy.

Unfortunately, many teens have trouble setting boundaries with their friends. When this happens, it puts them at risk for everything from unhealthy friendships to bullying. Setting boundaries with other people not only helps keep teens safe but also help protect their mental health. Being in an unhealthy relationship has a number of bad results.

If teens have people in their lives such as unkind friends, a controlling partner, or an adult that makes them feel uncomfortable and disrespected, they need to consider setting boundaries with those people.

In fact, teens will run into a number of different situations throughout their life that challenge their values and their beliefs. Knowing how to set boundaries can help them stay safe and be true to who they are. Here are some tips for setting boundaries:

● Identify their feelings.

● Trust their gut.

● Identify their unacceptable behaviors.

● Know about the risks of not setting boundaries.