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.
Illness or Underlying Medical Conditions. Thyroid disease, diabetes, lupus or anemia are among the 30 or so diseases that can cause sudden hair loss, according to the American Academy of Dermatology (AAD), which says that hair loss can often be the first sign of disease.