焦虑是可以的，但请记住，道路的尽头是光明的，生活将重新恢复正常。

It is OK to be anxious, but remember that there is light at the end of the channel and life will get normal again.

youdao

许多人感觉咖啡因可以使他们的神智更加清楚。高剂量的咖啡可以引起焦虑、头晕、头痛、紧张不安，亦会影响正常睡眠。

Many people feel that caffeine increases their mental alertness. Higher doses of caffeine can cause anxiety, dizziness, headaches, and the jitters. Caffeine can also interfere with normal sleep.

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不管你是要养成跑步的习惯还是备战大型比赛，感到紧张和焦虑都是很正常的。

Whether you're trying to establish a running habit or training for a big race, it's totally normal to feel nervous and anxious.

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