Although that is short by contemporary standards, Napoleon's height was average for the time in which he... When his autopsy was performed, Napoleon Bonaparte's height was recorded as 5 feet 6 inches. Although that is short by contemporary standards, Napoleon's height was average for the time in which he...
Casein protein can be taken at any time of day and with any meal. It is often slower digesting and conveys longer lasting satiety than whey protein so it can be used for snacks or other times when you know you will have long stretches without a full meal (i.e. travelling) more effectively than whey protein.
Unless you are allergic to milk products, it is safe to have whey protein even without exercise. Use the thumb rule that a person requires around 1 gram of protein per kilogram of her body weight and keep your consumption below this. If you are lactose intolerant, use whey protein isolate.