Second, tight quads can contribute to weak hamstring muscles. 1  Hamstring muscles are the quads' opposing muscles; they are located at the back of your thigh. 2  An increased lower back arch, technically called excessive lordosis, is often accompanied by very tight (and painful) back muscles.
Time difference between India (IST) and USA (CST here)-. Difference between coordinates is 90+82.5 = 172.5 degrees. (90-82.5 is not difference, as one is East to GMT and other is in West to GMT) 172.5 x 4 = 690 Minutes. or 11 hours 30 minutes.
This will be between 7AM - 11PM their time, since India is 11 hours and 30 minutes ahead of United States. If you're available any time, but you want to reach someone in India at work, you may want to try between 9:30 PM and 5:30 AM your time.