Why do you get tired everyday evening after work?

How should one properly wear wrist straps for weightlifting? How much water should you drink if you have a heart problem? What is a good substitute for a yoga mat? What are effective alternatives to traditional sit-ups that do not involve holding your feet? What role do muscles and tendons play in supporting the knee joint during physical activities? What is the most weight ever squatted by a teenager? How do you spell calves? Can plyometrics help a person maintain cardiorespiratory fitness? How can I effectively perform a leg crunch to target my abdominal muscles? Why do parkinson's patients lack arm swing in gait? How many times a week should you lift weights? My legs and hips area have been sore it hurts when I run and when I stomp my leg really hard Especially the right one Any advice would be great also should I see my doctor? Do chillies speed up your metabolism? How this relate to the burn felt during strenuous activity? When does your body build strength? Do leotards make your stomach look big? Why do I have abs but my stomach sticks out? Aerobic exercise increases the body's consumption of which of these? Where can I find how to videos for ab ball exercises? What is the difference between 100 whey protein and pure whey isolate?