Stress is a feeling of emotional or physical tension. It can come from any event or thought that makes you feel frustrated, angry, or nervous. Stress is your body's reaction to a challenge or demand. In short bursts, stress can be positive, such as when it helps you avoid danger or meet a deadline.
Stress is key for survival, but too much stress can be detrimental. Emotional stress that stays around for weeks or months can weaken the immune system and cause high blood pressure, fatigue, depression, anxiety and even heart disease. In particular, too much epinephrine can be harmful to your heart.
Объяснение:
1) hot — hotter — the hottest
2) small — smaller — the smallest
3) happy — happier — the happiest
4) expensive — more expensive — the most expensive
5) bad — worse — the worst
1) Mary is more polite than Ann.
2) A car is faster than a bike.
3) English is easier than German.
4) Sam is taller than John.
5) Your ring is more beautiful than mine.
1) Everest is the highest mountain in the world.
2) A whale is the biggest animal on our planet.
3) He is the best student in our class.
4) This is the most interesting story by Dickens.
5) I am the happiest man in the world.
1) This is not true,because children want to relax after difficulty school days.They want will see new friends on summer,to sense yourself better than earlier.Parents like this time,because they don`t worry about how their childrens studing.
2) Now in cities a lot of children's.Parents wont send them in better school.Boys and girls studying together and got knowledges.