Ok-so I've been riding for 40 years, and teaching and training for 20. I have always based a horses' jump on his athletic abilities, scopiness, etc. I've seen the solid, 2'6 packers that can stretch to 3' but are better suited to the 2'6 job.
Bioactive vitamin D or calcitriol is a steroid hormone that has long been known for its important role in regulating body levels of calcium and phosphorus, and in mineralization of bone.
Vitamin A is a fat-soluble vitamin involved in several important functions in our bodies from keeping our vision sharp to proper cell growth.* An important part of preventing fatigue is the role vitamin A plays in immune function.* Vitamin A is a powerful antioxidant that helps protect the body from damage caused by free radicals.* Free radicals are ...