I’ve only given 4 stars At present, because it’s still early days. My dog Henry has only been on it about three weeks. But I must admit, there is an improvement. 3 Weeks ago, he was completely off his legs almost. The fact that he also has a luxating Patella doesn’t help either. But he’s starting to do the things he did before he attempts to get on the settee with his little stairs I have to help sometimes. And he is now attempting the stairs again to go to bed at night, which going up was much ...