Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...

Low-impact cardio exercises raise your heart rate without stressing your joints. Doing low-impact exercises can lower your risk of heart disease and type 2 diabetes. Common low-impact exercises ...

The Iliad is one of the most famous epic poems created by the Greek poet Homer and the piece recounts the last weeks of the Trojan War. In book 18 of the series, Homer writes about Achilles’ shield - ...

From cellular energy boosts to the "endorphin high," daily aerobic work can rewire your health—but only if you avoid the invisible trap of overtraining.

Abstract: The Golden Shield Project, aka the Great Firewall of China, is one of the most popular and vital information security and censorship technology project that is being used very strictly and ...

There are 206 muscles in the human body, and each one is important. Most bodybuilders like to focus on the ones they can see, training them several times a week to make them bigger – a process called ...

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. Doing cardio daily can boost endurance, heart health, ...

The Golden Dome initiative is a wide-ranging effort to build a missile defense system that can effectively protect the United States against a broad array of attacks. (Photo courtesy of Honeywell ...

The Missile Defense Agency has issued a second tranche of awards under its Scalable Homeland Innovative Enterprise Layered Defense contract, adding 1,086 companies to the competitive pool supporting ...

Pictured is the Missile Defense Agency logo. The Missile Defense Agency (MDA) said on Thursday that it has made another 1,086 awards under the up to $151 billion Scalable Homeland Innovative ...