Tag Archives: foot

Why is the biomechanics of the foot so complex?

The foot is an intricate biomechanical design that needs to carry out a lot of movement. Because it is such a intricate structure, there is a lot that can go wrong using it. There are several dysfunctional deviations in the foot which could have an effect on the normal function and trigger problems. Podiatrists regularly make use of foot orthoses, footwear customizations as well as exercises to deal with most of these problems.

There are many deformities with the forefoot that will need to be accommodated in foot orthoses. That is based on the theory of the foot biomechanics which for the feet to be normal that a plantar plane imagined under the ball of the foot is required to be perpendicular to a bisection of the back of the heel bone. There are various deviations which the forefoot could have compared to what is the supposed normal. The inside side of the forefoot may be lower resulting in a deviation that becomes called a forefoot valgus. A forefoot valgus might be the entire forefoot is everted or perhaps it could just be the medial side of the forefoot being plantarflexed. This sort of foot can have important problems about how the foot moves. What exactly these outcomes are depends on how rigid the mid-foot is. When the midfoot is rigid, this forefoot valgus will cause the feet to tilt outwards at the rearfoot creating a high arched foot. If your mid-foot is flexible, then this foot type will simply cause the arch of the foot to distort and flatten the foot posture.

One other kind of foot type is what is known as forefoot varus where the front foot is in an inverted angle compared to that bisection on the hindfoot. This makes a rather flat foot with very little arch at all. There are 2 different types of feet which have this appearance. One of them is known as a proper forefoot varus and is bony in origin. There isn't anything apart from foot orthotics which can be used to improve the posture of the foot. There aren't any exercises or anything else that can be done with this foot type. There is a lot of lousy info on the internet regarding treating this type of flat foot. The type of inverted ball of the foot that looks rather flat is one that is because of a foot type known as forefoot supinatus. This forefoot supinatus is a soft tissue stiffening which props up foot in this placement. As forefoot supinatus is a soft tissue problem, exercises and making the foot more flexible might help this foot type and foot supports generally don't work too well in this foot type. Those that often provide all the bad info on the internet do not know the difference between forefoot varus and forefoot supinatus. Both are linked to "overpronation" of the feet, as well as both will look quite similar but they both have very different causes, so if they have to be dealt with, then they should have totally different treatments.

If you feel you have any kind of of these types of structural problems, it can be quite a great idea to visit a podiatrist.

How to manage a chilblain on the foot

Chilblains are what is identified as a non-freezing cold problem. It's a issue that occurs in the cold temperatures however it is not a freezing cold problem such as frostbite. They are an abnormal response of the small blood vessels within the toes to a alteration of temperature coming from cold temperatures to warmer. Normally if the feet are cooler, the arteries close up to conserve heat. In general once the feet are heated up those arteries really should open up to boost blood circulation to the skin. In a chilblain the arteries remain closed up for a lengthier interval of time and then at some point and suddenly open up. This makes an inflammatory reaction which causes a painful red-colored region on the foot. After a few days waste products develop in the skin and the colour changes to a dark blue colour. They're usually rather painful.

The obvious way to manage a chilblainmanage a chilblain is usually to not get one to begin with. You need to do this by definitely not enabling the foot to get cooler using cozy hosiery and protective footwear. In the event the foot may get cold, then it is important to let it warm up slowing to give the blood circulation the chance to respond to that temperatures rising. It is the too fast warming of your skin which is the problem in a chilblain. If a chilblain may occur, then it must be covered. Good warm socks along with footwear needs to be used. Using a chilblain cream to rub them promotes the circulation and helps with getting rid of those waste materials which have accumulated. If the skin becomes damaged, then good dressing with antiseptics needs to be used and kept getting used until it gets better as there is a heavy risk for an infection. It is then crucial to avoid any additional chilblains developing in subsequent weeks otherwise there is a good possibility that this will end up a persistent condition.