你还记得“三钟经”吗?
每周两至三次、每次20至30分钟的力量训练对大多数人来说已经够了。
Two to three strength training sessions a week lasting just 20 to 30 minutes are sufficient for most people.
每天早晨花三分钟时间写下几样你当天要感恩的事物
Spend three minutes every morning writing down a few things you are grateful for that day
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