Substrate is very often a big debate in keeping tortoises. I have Russian tortoises, I try to mimic their natural habitat as closely as possible.Since they are an arid species, I use a 50/50 mixture of playsand and topsoil deep enough for the tortoise to burrow.ubstrate is very often a big debate in keeping tortoises. I have Russian tortoises, I try to mimic their natural habitat as closely as possible.
There are four major types of headache: vascular, muscle contraction (tension), traction, and inflammatory. The most common type of vascular headache is a migraine. Migraine headaches are usually characterized by severe pain on one or both sides of the head, nasuea, and, at times, disturbed vision. Women are more likely than men to have migraine headaches.
Vascular dementia is a term for dementia associated with problems in the circulation of blood to the brain (cerebrovascular disease). It encompasses a wide range of diseases or disorders, the principal feature of which is loss of intellectual abilities. Binswanger's Disease Binswangerâs Disease is a subcortical vascular dementia which was once considered rare but is now being reassessed, and may be relatively common.