When your blood is tested, ask for your white blood cell count and specifically, your neutrophil. When your white blood cell count is low, do what you can to prevent infections. Know the signs of infection and what to do if you have them.
Like the face and body, ground coffee beans can be used to exfoliate the scalp. As a bi-weekly treatment, massage grounds into hair and scalp before shampooing, which can help to remove unwanted buildup. Just be aware that it might get a little messy. Warning: Coffee can stain lighter hair, so skip if you're a blonde.
There are basically two types of coffee grinders... Blade Grinders. Most inexpensive (under $30 or so) grinders use a sharp metal blade to literally chop up your coffee beans. As the blade spins, the coffee beans are chopped. You control the fineness of the grind by pulsing the power button until you're satisfied.