If you're running with a group you could all have a number and take it in turns to choose the pace, distance and recovery of efforts. 2. Hills. Hills can be used to improve speed-endurance and strength-endurance, depending on the length of the hill.
Bing cherries are the most popular sweet cherry variety produced in the United States, according to Oregon State University. The skin of this sweet cherry is a deep burgundy -- almost black -- color. Other black, sweet cherry varieties include Sam, Schmidt, Ulster, Vista, Black Republican and Black Tartarian. The recommended serving size of fresh black cherries is 12, according to Harvard University. Sweet cherries are low in calories and provide fiber, vitamin C, minerals and melatonin to your diet.
Cyanidin is a flavonoid from the anthocyanin group found in cherries that helps keep cancerous cells from growing out of control. And, for cherries with the most anthocyanins go for sweet cherries with the deepest pigment; crimson-purple rather than bright red. Cherries help you sleep If sipping a cup of chamomile isnât enough to induce restful sleep try having tart cherry juice before bed.