Although theories have tended to change over time, for quite some long time now, the most standard answer has been, "lactic acid", although newer explanations have been proposed
rigor mortis
Rigor mortis is a build up of released lactic acid. Rigor mortis starts a few hours after you die, and causes your muscles to contract, or shorten, which is their natural state. After about 12 hours Rigor mortis begins to dissipate.
Joint pains can be caused by starting a new workout routine. If your body is not used to exercising a lot and then you start and exercise program, you joints and muscles may become stiff and sore.
protein is neede for the body to build muscles, and muscles are important to athletes.
To build muscles on your upper body,you have to keep lifting weight and press up for at least four times in a week
Yes, potatoes provide your body with the carbs it needs to fuel your muscles.
because protein is important to build muscles
As much as Protein.
Possible causes of cramping muscles throughout the body include dehydration, electrolyte imbalances, overuse of muscles, poor circulation, and certain medical conditions such as diabetes or thyroid disorders.
You cannot add muscles to your body, however you can build the ones you already have by eating the correct amount of proteins and exercising daily.
Locomotion
It contains protein, which helps build up muscles