Pectoral Muscles, Biceps, and Triceps.
You should not bend down at the waist and lift up a heavy parcel using your back muscles. Always bend down at the knees, keep your back straight, and lift using your leg muscles.
When a man weighing 175 lb attempts to lift a heavy object, his muscles will need to generate enough force to overcome the weight of the object. If the object is too heavy for his muscles to lift, he may strain or injure himself. It is important to lift heavy objects using proper lifting techniques to prevent injury.
Lift Heavy and eat healthy if you want to add muscle
Bend at the knees, keeping the back straight, and lift using the power of the thigh(quadriceps) muscles and calf (gastrocnemius and soleus) muscles.
lift really heavy and do low reps
your muscles burn when you exert yourself because when you lift heavy or lift for an excess ammount of reps you get a build up of lactic acid in your muscles
The shoulder muscles
more than force muscles fibres inside the body are mainly responsible for lifting heavy load.force comes from them to lift the heavy load.
To lift heavy objects safely, bend your knees and keep your back straight. Use the strength of your legs to lift the object, rather than relying on your back muscles. This technique helps prevent injuries and strain on your back.
Using tools such as levers, pulleys, or hydraulic systems can help people lift heavy objects with less force by multiplying the input force exerted. These mechanisms allow for a distribution of the load over a larger area, making it easier for individuals to lift heavy objects.
Lift heavy things. Put them back down. Repeat.
Biceps function to lift your forearm up to touch your shoulder. They are often used in cooperation with the muscles in your back to lift heavy objects.