★我们是为休息而生，还是为跑而生？

★跑步会毁了你的膝盖吗?

★哪种运动项目最适合我？

★懒惰是不正常的行为吗？

★每晚都需要睡够8个小时吗？

★我们可以跑得又快又远吗？

★体育等于锻炼吗？

在不算太遥远的过去，我们那些狩猎采集者、农耕者祖先，为了获得足够的食物，每天需要进行数小时的身体活动，偶尔也会为了娱乐或者社交而做游戏或者跳舞，但没人会为了健康而奔跑或者行走几千米。锻炼只是人类进化过程中近期才出现的现象。哈佛大学进化生物学家丹尼尔·利伯曼凭借自己多年在世界各地的研究与经验，向我们讲述为什么我们从未进化出锻炼的本能。

在这本打破神话的书中，利伯曼告诉我们，锻炼，并不是人类的本能。利伯曼从人类学和进化学的角度探讨了我们的身体，破解了关于锻炼的12个谬误，教我们可以正确地对待自己的身体并进行正确的身体活动，帮助那些对锻炼感到焦虑、困惑和纠结的人们把锻炼重新放到正确的位置上。

Product management is a big role, and this a big book.

From the authors of the best-selling Cracking the PM Interview comes the comprehensive guide to the skills, frameworks, and practices to become a great product manager. It will help you level-up your skills and career from your first product management role through product leadership, addressing questions like:

What does it take to become a great product manager and great leader?

How can you reliably ship products that make a difference in the world?

How do you build your product intuition, hone your execution, strengthen your leadership, and develop your strategic skills?

What does it take to lead and inspire teams?

When is people management the right career move?

How does excellence in those skills translate into career success?

This book will teach you the reliable frameworks and best practices that improve your chances of shipping a successful product. The frameworks won't transform you into a great product manager overnight or guarantee that your products never fail, but they'll help you avoid the most common problems and give you the structure to start experimenting, reflecting, and improving.

You'll learn how to:

Design high-quality products that delight users and solve people's needs.

Run and deliver your projects quickly, smoothly, and effectively.

Create product visions and strategies to set direction and optimize for long-term impact.

Lead people and influence without authority.

Manage people, develop great PMs, build great teams, and create great product organizations.

Manage your career so you can translate your efforts into the recognition you deserve.

Topics include:

Getting Started: the product life cycle; the first 90 days

Product Skills: user research; A/B tests; problem solving frameworks; systems thinking; product discovery; design sprints; ethical product design; technical terms and concepts; product documentation (specs and PRDs)

Execution Skills: agile project management; minimum viable products (MVPs); incremental development; product launches; time management; overcoming obstacles

Strategic Skills: product vision; strategy; roadmaps; goals and OKRs

Leadership Skills: growth mindset; ownership mentality; influencing without authority; stakeholder management; collaboration; communication; inspiring a team; mentoring; working with designers, engineers, and executives

People Management Skills: becoming a people manager; being a member of the leadership team; reviewing work; holding people accountable; coaching and development; recruiting and interviewing; product processes; organizational structures

Careers: career ladders; career goals; partnering with your manager; picking the right team; negotiations; networking; handling bad situations; career options beyond PM

Product Leader Q&A: in-depth career interviews with eleven successful product leaders who have chosen career paths including CPO, head of product, CEO, social impact work, venture capital, angel investing, coaching, and starting their own companies.

And much, much more.

Featuring stories from over fifty PMs and product leaders who have worked at organizations including: Adobe, AirBnB, Amazon, Apple, Asana, Atlassian, Calendly, Chan-Zuckerberg Institute, Chegg, Cisco, City of San Jose, Coda, Coinbase, Dropbox, eBay, Facebook, FlipKart, Gojek, Google, HSBC, Instagram, LinkedIn, Medium, Microsoft, Netflix, OpenTable, Pinterest, Pocket Gems, Quora, Samsara, Slack, Sonos, Stripe, Swiggy, Twitter, Uber, Walmart Labs, Yahoo, and Yelp.