Read the text and complete the sentences with the correct form of the given words where necessary

There are many people who want to become volunteers. However, [ ] of them know what volunteering is, especially the fact that helping other people can not only improve their mood, but also be good for their health. So what exactly are the benefits of volunteering?

• Almost everyone experiences stress in their life, whether at home or at work. The scientific studies have proved that helping others can reduce the effects that daily stress has on the physical health of every human.
• Volunteering is [ ] reason to get out of the house and spend some time away from the sofa and TV. As a result, it can help to lose weight and reduce cholesterol level. A study of American teenage volunteers has found that they tend to lose [ ] weight and improve their blood cholesterol levels [ ] than their peers.
• As a person grows [ ], the advantages of volunteering are becoming more and more evident. Positive emotions and an active lifestyle result in physical and mental health. Such an effect lowers the mortality rate among older people by a quarter.
• Many studies show that volunteers are [ ] stressed and have a higher level of self-esteem. These people look and feel much [ ] than others. So what's the secret? In simple words, when a person helps others, the brain releases special hormones that cause a feeling of joy and happiness.
• It's also known that people who participate in various volunteering events have [ ] creative and organizational skills. Even if you are sure that you don't have any talents and abilities, volunteering is the [ ] way to try to find them.