“You better get up soon,” Dan called to his wife, Liang. “The grandchildren will be here in an hour for lunch.”

“I don’t know what’s wrong with me,” Liang said. “I feel so tired. I’m not even sure I can get out of bed. I just don’t seem to have any energy—not even for my family.”

Everyone feels tired now and then. Sometimes, like Liang, you may just want to stay in bed. But, after a good night’s sleep, most people feel refreshed and ready to face a new day. If you continue to feel tired for weeks, it’s time to see your doctor. He or she may be able to help you find out what’s causing your fatigue and may even suggest you become more active.  Read More…