How Old for a First Phone? Science Says 12

Welcome back to Learn English with Podcasts! Sarah, quick question. How old were you when you got your first phone?欢迎回到 Learn English with Podcasts！Sarah，问你个问题，你几岁拥有第一部手机？

I was even later, 18, for college. But now many kids get one at eight or nine. So here is the big question for parents today. How old should a child be for a first phone?我更晚，18岁上大学才有。但现在很多孩子八九岁就有了。所以今天家长们最大的问题是，孩子几岁才该有第一部手机？

Exactly. Homework goes late into the night. Eyesight gets worse. Kids talk less, but get angry more. Take the phone away, and some kids even buy a secret second-hand one.没错。作业拖到半夜。视力越来越差。话越来越少，脾气却越来越大。没收手机后，有的孩子甚至偷偷买二手手机玩。

Right, not at all. It can be a good growth tool. Online classes, science news, study check-ins, many need a phone.对，完全不是。手机可以是很好的成长工具。在线课程、科普资讯、学习打卡，很多都要靠手机完成。

Plus creativity. Short videos, drawing, writing, kids can show their work and feel proud. And some light music or fun videos can help them relax after school.还有创造力。短视频、绘画、写作，孩子可以展示作品、获得认同。听听音乐、看看轻松视频，也能在学业压力下放松一下。

A lot. Attention breaks into small pieces. Deep reading gets hard. Kids cannot focus for a long time.很多问题。注意力变碎片化。深度阅读变难。长时间专注思考的能力被削弱。

And the body. Always looking down hurts the neck. Eyesight drops. Hands hurt. Kids move less and gain weight. Too much online talk can also make real-life loneliness worse.还有身体。总低头伤颈椎。视力下降。手腕疼。运动少、体重涨。线上社交太多，反而加重线下的孤独和焦虑。

Because of a big new study. In 2026, the top child health journal Pediatrics published a study of more than 10,000 American teens. They followed these kids from age 12 to 13.因为一项大型新研究。2026年，顶尖儿科期刊 Pediatrics 发表了一项覆盖超过10000名美国青少年的研究。研究人员追踪了这些孩子从12岁到13岁的健康状况。

Kids who had their own smartphone at 12 had higher risks than kids with no phone. Depression risk was 31% higher. Obesity risk was 40% higher. Poor sleep risk was 62% higher.12岁拥有自己智能手机的孩子，风险更高。与没有手机的同龄人相比，抑郁风险高31%，肥胖风险高40%，睡眠不足风险高62%。

Yes, the earlier, the riskier. For kids who already had phones, every one year earlier meant about 9% more obesity risk and about 8% more poor sleep risk.有，越早风险越大。在已有手机的孩子中，早一年拥有手机，肥胖风险增加约9%，睡眠不足风险增加约8%。

Very special, and parents should watch it closely. Teens who just got a phone between 12 and 13 had 57% higher risk of serious mental health problems, like anxiety and depression. Their poor sleep risk was 50% higher than kids who still had no phone.非常特殊，家长要密切关注。在12到13岁刚获得手机的青少年，出现严重心理问题的风险高57%，比如焦虑抑郁。睡眠不足风险比没有手机的孩子高50%。

That is the big myth. Time is not the only sign. Some kids play quite long but feel fine. Some play short but already have problems.这是很大的误区。时长不是唯一标准。有的孩子玩得不短但状态稳定，有的看似玩得少却已经出问题。

First, cannot stop. They want to play less, but always play longer than planned. They try to cut down many times, but fail.第一，停不下来。想少玩却做不到，时长总超出计划，多次想减都失败。

Need more and more. 20 minutes was enough before. Now they need 1 hour or even longer to feel happy.越要越多。以前玩20分钟就满足，现在必须玩1小时甚至更久才开心。

Restless and angry. Uneasy, nervous, empty inside. Grades drop, homework drags, mind wanders in class. They give up hobbies and real friends. They even sleep less to keep scrolling.烦躁易怒。坐立不安、心慌、空落落的。成绩下滑，作业拖延，上课走神。放弃爱好和现实社交。甚至牺牲睡眠彻夜刷屏。

Exactly. And two more hidden signs. They hide real screen time from parents and teachers. Small phone fights become big family fights again and again.没错。还有两个隐藏信号。对家长老师隐瞒真实使用时长。因手机频繁发生家庭冲突。

Yes. If several of these signs last more than 3 months, parents should take it seriously. It is not about one bad day.对。如果多条信号持续超过3个月，家长就要重视。这不是某一天状态不好。

One, try to wait until after 12. Primary school kids should avoid their own smartphone if possible. Junior high or even later is safer for sleep, mood, and weight.一，尽量推迟到12岁以后。小学阶段尽量不要给智能手机。拖到初中甚至更晚，对睡眠情绪体重都更有利。

Two, before you give the phone, ask three family questions. Can my child handle stress, or only hide in the phone? Does my child know online risks and privacy? Do we have clear phone rules that the whole family follows?二，给手机前先问三个家庭问题。孩子遇到挫折能自我调节，还是只会躲进手机？孩子了解网络风险、会保护隐私吗？全家有没有共同制定清晰可执行的规则？

Three, watch the first year closely. Do not just give the phone and walk away. Check sleep, mood, and use time. Change the rules when needed. The first year builds the habit.三，第一年要盯紧。不能给了就不管。要关注睡眠、情绪和使用时长，及时调整规则。第一年是习惯形成的关键期。

I would say, do not ask how long they play. Ask what the phone replaces. Sleep, homework, friends, or outdoor play? That answer tells you everything.我会说，别只问玩了多久，要问手机替代了什么。睡眠、作业、朋友，还是户外玩耍？这个答案说明一切。

Ha, me too. Thanks for listening to Learn English with Podcasts today. Share this episode with a parent you know.哈哈，我也是。感谢今天收听 Learn English with Podcasts。把这期分享给你认识的家长吧。