In rural areas, the most common birds for home rearing are chickens. Of course, the owners try to provide animals with good food and monitor the health of the birds, but sometimes there can be some diseases that lead to the death of animals.
Rachitis or D-vitamin deficiency
D-avitaminosis is a chronic disease in which there is a drop in chickens on the legs, while the bone system of the bird is completely affected.
Important! In the absence of treatment of rickets, chickens will begin to lay eggs in a soft shell, after which egg-laying will cease altogether.
The main reasons include:
- lack of vitamin D;
- defective feeding;
- lack of calcium and phosphorus;
- poorly lit poultry houses.
Read more about the most popular breeds of chickens: Ayam Tsemani, Bielefelder, Kuban Red, Indokury, Hubbard (Isa F-15), Amrox, Maran, Master Gray, Dominant, Redbro, Wyandot, Faverol, Adler Silver, Rhode Island, Poltava, Minorca, Andalusian, Russian White (Snow White), Hisex Brown "and" Highsex White "," Pavlovskaya Golden "and" Pavlovskaya Silver. "In the presence of the disease, the following symptoms appear:
- the bird becomes lethargic;
- ruffled plumage;
- bend the tibia bones; chickens begin to limp;
- curved spine and legs;
- the appearance of nodules is noted in the rib region;
- there is a softening of the beak and the sternum in young chickens and chickens, which, in the absence of therapy, leads to a softening of the bones and the death of the bird.
Treatment is the inclusion of vitamin and mineral supplements in the menu, which include tricalcium phosphate, green food, and it is also recommended to increase the time of walking and finding living creatures in daylight.
Prevention of rickets is to monitor the correct ratio of calcium and phosphorus, control for a sufficient amount of ultraviolet radiation.
Gout (urine acid diathesis)
Gout is a calcareous disease of chickens, which increases the production and accumulation of urea, salt deposits in the joints of the legs and directly in the body of the bird. 
The main causes of the appearance of the disease include:
- the presence of torsion of chickens subject to the content in the cell chicken;
- feeding animals for a long time meat or bone meal or fish meal.
If you want your chickens to be healthy, check out chicken diseases, their treatment and prevention methods, in particular, coccidiosis, infectious diseases, colibacteriosis, pasteurellosis (cholera) and diarrhea.The following symptoms of gout are distinguished:
- lime deposits appear in the capsules of the joints;
- paw joints increase, harden and deform;
- cones grow on the outside of the legs;
- chickens difficult to climb, sit, walk;
- the bird limps, falls on its legs.
Did you know? Domestic chickens in their number exceed the number of people on our planet in the ratio of 3: 1.Gout therapy is the normalization of food in which it is worth reducing the use of animal feed and feed on whole grains and greens.
Arthritis and tendovaginitis
Ailments are characterized by the presence of inflammatory diseases of the joints of the paws in poultry, muscle tendons. It can proceed as a separate disease, or it can be provoked by viral or bacterial infections, namely:
- colibacteriosis;
- mycoplasmosis;
- staphylococcosis;
- salmonellosis.
Most often the disease occurs due to the fact that the birds walk on the dirty floor.
Main symptoms:
- swelling begins and the appearance of red spots on the joints;
- the temperature of the joints rises, they hurt;
- the bird does not stand on its feet, falls;
- marked lameness.
Experienced poultry farmers should learn how to treat and prevent chickens' diseases, as well as how to treat non-infectious diseases of chickens.For therapy using antibiotics and antiviral agents:
- sulfadimethoxine - 100–200 mg / kg;
- ampicillin, 15–20 mg / kg;
- polymyxin-M sulfate (50000Ud per kg of bird weight).
Pododermatitis
With this disease there is inflammation of the skin on the sole of the paws, if there are wounds, cracks, cuts.
The main cause of the disease is the maintenance of living creatures on the dirty floor, cramped crowns, poor lighting and ventilation.
The main symptoms include:
- lameness;
- the bird presses the affected foot;
- thickening of the skin occurs;
- there are pain when pressing;
- In the articular bag appears dead tissue.
Important! A lack of vitamin B can cause tendon dislocation and cause many diseases.The treatment consists of eliminating the symptoms by adding vitamin preparations to the feed, keeping the chicken coop clean, smearing the paws with tetracycline, syntomycin ointment. You can also use fish oil.
Reovirus infection of chickens
It is a contagious disease in which there is lameness resulting from inflammatory processes in the tendons and joints of the legs. The causative agent of the disease - reovirus. 
The main features include:
- lameness and reduced mobility of chickens;
- shin ribs;
- ulcerative lesion of articular cartilage;
- the feed is not fully digested;
- skin color is lost;
- weight and egg-laying is reduced.
It will be interesting for you to learn what to do if chickens do not go well, the period of egg production in pullet chickens, how to increase egg production in winter and the rating of egg breed chickens.
Osteoarthritis
It is a contagious contagious disease, the causative agent of which is purulent staphylococcus. In most cases, the disease is accompanied by arthritis, dermatitis, septicemia. 
The main symptoms include:
- severe damage to the joints;
- presence of tendovaginitis;
- leg paralysis;
- decreased appetite;
- digestive problems.
Chickens should receive a diverse and nutritious food, which consists of corn, wheat, barley, oats, carrots and boiled potatoes.
Marek's disease
The causative agent of this disease is a herpes DNA virus. Among the main symptoms are the following:
- strong limping;
- curved body setting;
- sagging wings and tail;
- neck twisting;
- the color of the iris changes;
- appetite decreases and weight loss is observed.
Did you know? The Ayam Chemani breed of chickens differs from its relatives in its coloring: their color, feathers, skin, and even bones and internal organs have a black color.Unfortunately, currently there are no drugs to combat this disease. If a site of infection was found, it is necessary to conduct antiviral therapy, enter quarantine, and sometimes - perform the slaughter. In order to prevent the occurrence of the disease, it is recommended to vaccinate birds.
Chickens are subject to many diseases, and in order not to expose animals to diseases, it is necessary to carry out proper care for it, monitor nutrition and regularly carry out preventive veterinary examinations and vaccinations.
User feedback on why chickens fall to their feet
A significant decrease in serum calcium is accompanied by tetany and a decrease in total protein. With a decrease in blood calcium in chickens an acidotic state occurs. Simple hemorrhage in the bones especially in the chest bone with osteoporosis.
