Irregular warfare is not what you think it is. In fact, to understand it, think bigger. That’s the message in a new video on the topic from the U.S. Army’s special warfare school. It’s a slick, ...

It is normal for a person’s menstrual cycle to vary slightly in length, resulting in irregular periods. Other causes of irregular periods include stress, medications, and various health conditions. If ...

Mess up your sleep schedule and you could mess up your health — even if you think you get enough sleep. Having an irregular bedtime routine and getting different amounts of sleep from night to night ...

Irregular warfare is an enduring, economical contribution to America’s national security, and will remain an essential core competency of the U.S. Department of Defense. – Summary of the Irregular ...

It’s not uncommon for women to have menstrual cycles that vary in length. One month it might be 28 days — which is considered average — and the next month it could be 31 days, and the next 27. That’s ...

Many people are able to go to bed at night and sleep until morning. But those with irregular sleep-wake syndrome experience disrupted sleep that’s often unstructured. If you have irregular sleep-wake ...