timing how long it takes for your kettle to boil 1 cup (250ml) of water. looking at the power of your kettle (Watts, often found on the base of the kettle) joules = wattage x time (in seconds)
Rock climbing can help build and tone your legs and glutes. Indoor rock climbing is a sport that when properly executed, recruits every major muscle group in the body. Rock climbing is a full body workout that tones and strengthens the arms, shoulders and core muscles. You can also effectively strengthen and tone your legs and buttocks with regular indoor rock climbing sessions.
Leg lifts target the core and leg muscles. The main muscle groups involved include the abdominals, hip flexors, back muscles and thigh muscles. Various secondary muscles come into play depending on whether you are standing, lying down or using an exercise ball while performing the lifts. Leg lifts are also used for ...