Because different ages muscles get stronger and fully develop at different times. I had very strong leg muscles mine fully developed at 7 months but everyone else in my family started walking at 1 or 2.
Your leg gave out because the muscles or nerves in your leg may have become weak or injured, causing it to suddenly give way or collapse.
Leg muscles are deep to the skin of your leg. The skin is superficial to the muscles.
Posterior compartment of leg superficial gastrocnemiussoleusplantaris (only weak participation)deep flexor hallucis longusflexor digitorum longustibialis posteriorLateral compartment of leg (only weak participation) peronaeus longusperonaeus brevis
you use your leg muscles alot and your arm muscles. you use your leg muscles alot and your arm muscles.
Lower back pain when lifting your leg may be due to strain on the muscles and ligaments in your lower back. This can happen when the muscles are weak or tight, or if there is an underlying issue such as a herniated disc or sciatica. It is important to strengthen your core muscles and seek medical advice if the pain persists.
The best workouts for leg muscles are stair steps, aerobic exercise, and leg lifts as they efficiently build the leg and calf muscles.
Lactate buildup
why do my leg muscles tighten and in pain when I'm walking
The Sartorius and Gracilis are two upper leg "strap" muscles.
Leg muscles tend to be longer and less dense or compact than abdominal muscles. Leg muscles are also, of course, found on your legs. Abdominal muscles are shorter and more compact than leg muscles and are found on your torso, below the breasts down to the groin.
The bones and muscles of the leg work together when the leg moves. The bones give the leg its structure, while the muscles hang onto the bones and allow the leg to actually move. The muscles make their movements via contractions and expansions.
With exercise bands, you can work out tons of muscles. Muscles that you can work out are arm muscles, leg muscles and back muscles. With leg muscles, you can work out the thighs, and calves muscles.