The biceps and triceps work against each other to bend and straighten the elbow joint. If the bicep stop contracting and the triceps contract we will not be able to move our hand and can be paralyzed.
Pairs of muscles which work in a relationship, where both can support and oppose each other. The best and easiest example is the bicep and tricep. When the bicep is contracted the tricep is usually relaxed and visa versa. Think of it like a bicep curl. When you lift the dumbbell your bicep is contracting in the concentric contraction, but is still contracting on the way down, just on an eccentric contraction (i.e. acting as a brake). The whole time your tricep is relaxed. However when a tricep curl is performed the same principles apply but obviously using your tricep.
Yes they do, they're called antagonistic pairs. However, I have also heard that there is a paradox that happens when you try to stand up from a sitting position which should be impossible because your hamstings and quadriceps are both contracting at the same time rather than one contracting and the other relaxing as antagonistic pairs should work.
Any time you are doing an exercise where you are pushing a secondary mover will be be the tricep. An antagonist when doing a pushing exercise will always be the bicep.
To effectively incorporate barbell bicep drag curls into your workout routine for maximum bicep muscle growth, perform the exercise with proper form and technique, gradually increase the weight over time to challenge your muscles, and ensure you are incorporating a variety of bicep exercises to target different muscle fibers.
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After a bicep workout, you may have difficulty extending your arms due to muscle fatigue and soreness. This is a normal response to the stress placed on the bicep muscles during the workout. The muscles need time to recover and repair, which can temporarily limit your range of motion.
Some effective short bicep exercises that can be done quickly and efficiently include bicep curls, hammer curls, and concentration curls. These exercises target the biceps and can be completed in a short amount of time for a quick and effective workout.
To effectively strengthen and tone your arm muscles, you can incorporate exercises such as bicep curls, tricep dips, push-ups, and shoulder presses into your workout routine. It is important to gradually increase the weight and intensity of your exercises over time to continue challenging your muscles. Additionally, maintaining a balanced diet and getting enough rest are also important factors in muscle growth and toning.
Yes
That is very good question! You do not have any thing like partially contracted muscle fibres, most probably. What you have got is partially contracted muscles. The muscle is more or less contracted as per the number of muscle fibres that are contracted at any given time.
As you lift weights, your muscle's fibers are being ripped apart. After that, the muscle grows in order to be "normal" again and not ripped apart, making it bigger.
To achieve bicep definition effectively, focus on a combination of strength training exercises targeting the biceps, such as bicep curls and hammer curls, along with a balanced diet to support muscle growth and reduce body fat. Consistency in your workouts and gradually increasing the intensity of your exercises will help you see results over time.