The county has coped relatively well from various diseases, says infection control veterinarian Ulf Hedenström who works both at Östersundstravet and at Wången's trotting school.

- It is a little sparser between us humans and sparser between the stables, says Ulf Hedenström.

But it is still important to be attentive.

The horse virus EHV-1 is a herpes virus that can cause the horse to die.

Knowledge in the race

Within the race, there is a great deal of experience with various viruses and this is knowledge that you are happy to share with riding schools and private horse owners.

- It is often our regulations that are referred to, says Ulf Hedenström.

In addition, information is available from the Swedish Veterinary Institute, SVA.

The outbreak of the equine virus EHV-1 began in late February during the jumping tour in Spain.

The virus is described as highly contagious.

This is how your horse can be affected.

Ulf Hedström tells in the clip