Strength training is system of physical conditioning in which muscles are exercised by being worked against on opposing force as by lifting weights to increase strength.It is basically an aerobic action,albeit a few advocates have adjusted it to give the advantages of oxygen consuming activity through aerobics.Strength training is regularly connected with the creation of lactate, which is restricting component of activity execution. When appropriately performed, strength training can give critical useful advantages and improvement in general wellbeing and prosperity, including expanded bone,muscle,ligament and tendon quality and durability, expanded bone thickness and improved heart work. Few basic principles to be kept in mind while doing strength training such as: a control of the quantity of redundancies, sets, rhythm, activities and power to cause wanted changes in quality,preservance or size by over-burdening of a gathering of muscles. Though there is always sex differences in training Men have a higher level of quick jerk type II muscle fibre , which invigorates them. Then again , women have a higher extent of type I moderate jerk muscle filaments, which adds to their continuance. The strength contrast among people likewise fluctuates because of proportion among fat and slender bulk in various body parts, and that is the motivation behind why most of the men have more grounded chest area, while women have a more grounded lower body. So before starting strength training one must take proper precautions because failure to take appropriate precautions can result in injury. Helmet, boot, gloves and back belt can aide in injury prevention. So basically the strength training helps so to have strong muscle and bones which helps you to have great power and energy for your daily workout and prevents you from heart disease.