So, what causes light brown spots on legs? Some of these are simply sun spots, but there are those that are small brown spots while others are brown scaly spots on legs and upper thighs. For these, the causes may be different and more complicated to be seen as simple sun spots or ageing spots. Here are the common causes of brown spots on thighs and legs. 1  Aging and Dark Spots: As you grow older, the body produces much more melanin than when you are young. 2  Exposure to Sun Causes Brown Spots: Both brown scaly spots on your legs and wrinkles can be caused by exposure to the sun.
âMelatonin â¦ can be dosed at 1.5 mg per dose for dogs under 30 pounds, and 3 mg per dose for dogs over 30 pounds. Repeat, if needed, 2-3 times a day. I would not recommend continuous dosing for weeks at a time, but during a stormy day or two, you can do it for the duration.
Answer by mmn (369) Normal blood sugar can range from 80 to 150 mg/dl for dogs. This can vary based on how recently your pet has eaten or if your pet's blood sugar is being regulated by insulin. Stress can also artificially increased blood sugar levels.