What Heller Says. The Heller case involved a challenge to the District of Columbia's ban on handguns. For the first time in nearly 70 years, the U.S. Supreme Court ruled on the meaning of the Second Amendment to the U.S. Constitution as it relates to gun control laws.
Depression can lower your energy levels and make you feel tired during the day. You may also find it hard to fall asleep at night, or you might wake up earlier than you want in the morning. Talk to you doctor if you think you're depressed. Talk therapy and medicine can help.
First, a little biology. As your neurons fire throughout the day, a neurochemical called adenosine builds up in your body. The nervous system uses special receptors to monitor your bodyâs adenosine levels. As the day wears on, more and more adenosine passes through those receptorsâand it makes you sleepy.tâs one of the reasons you get tired at night. Caffeine, however, is a stealthy impersonator. Itâs the same size and shape as adenosine, and when you sip your morning joe, your adenosine receptors canât tell the difference.