Stay with note paper/cards of a neutral shade. 1  You may use a card having the words Thank You imprinted on the front; however, the font and type should be simple and elegant. 2  A note card that bears a small, graphic design is acceptable such as a narrow colored border stripe.
1 Hypothyroidism, or an underactive thyroid, can also cause hair loss. 2  Hypopituitarism, or an underactive pituitary gland, can cause hair loss. 3  Lichen planus is a skin condition that can cause hair loss, as well as discoloration of the scalp. 4  Celiac disease is an allergy to gluten, and can cause hair loss.
Among the types of medication that can potentially cause hair loss are blood thinners, vitamin A supplements, some arthritis drugs, antidepressants, gout medication, medication for certain heart problems, blood pressure medication, and birth control pills.