Yucaipa Valley is a mountain-locked mesa, varying in altitude from 2,000 to 3,000 feet. It is recognized as a fine site for apple and cherry orchards. It is to California what Hood River Valley is to Oregon ... and what Yakima Valley is to Washington. 2
Elevating your legs may help relieve some discomfort. In your case, however, waking up to a discomforting feeling of tired and heavy legs may not be caused by the lack of rest alone and it could be due to insufficient sleep or poor sleep quality.
Sitting for hours at the office raises your chances of developing varicose veins. Achy legs after taking part in heavy exercise isn't much of a surprise, especially if you're not used to that level of physical activity. If your legs continually ache and feel heavy, however, you could have varicose veins.