How many different reasons are there for hair loss or thinning hair?

i know someone who im very close with that her hair is apparently beggining to thin and some of it comes out when you comb it and she got tested for a thyroid and its negative so were really afraid it might be cancer and im really scaredHow many different reasons are there for hair loss or thinning hair?
It could be their diet. If you are not eating all the nutrients your body needs or amount of calories your body needs, your hair will thin and fall out. Go to www.mypyramid.gov and figure how if they are eating correctly.How many different reasons are there for hair loss or thinning hair?
Relax, it sounds like you are deficient in Vitamin D and Iron. A deficiency in both of these nutrients could cause hair loss. You should get a blood test to make sure that everything is alright.
Could be a hormone imbalance.
Stress makes your hair fall out big time.
It could be due to her diet, stress, genetics, or age. As people age, hair tends to thin. I don't know how old this person is so its hard to say. It could be due to hormone imbalances too.
Cancer doesn't cause hair to fall out. treatments for cancer like, chemotherapy, or radiation cause hair to fall out. Chemotherapy drugs are powerful medications that attack rapidly growing cancer cells. A reason that her hair falls out might be





Seasonality which makes you lose the most hair in the fall -- typically November and December when hair reaches maturity in its growth cycle.





Androgenic Alopecia, which is the prodominant cause of hair loss in both men and women. it occurs as the result of a build-up of the hormone DHT in the bloodstream. DHT binds itselt to your hair follicles and- long story short, it strangles them to death.





Vitamin %26amp; Mineral Deficiencies


People with poor dietary habits are far more likely to experience thinning hair in their lifetime. Vitamins and minerals keep us functioning. They are the catalyst for all of our life's functions. Specifically, vitamins A, B, C, and E... along with magnesium, iron, zinc, and copper all work together to keep our integumentary system (skin, hair, and nails) tip-top and growing properly.





Poor pH Balance





This is one of the most overlooked principles in the entire world of health. Our bodies are only as healthy as the state of our blood. When we become acidic (as opposed to alkaline), all sorts of health challenges arise. Among these, dermatological conditions such as severe acne, cysts, psoriasis, and hair loss are not only possible, they're to be expected.





I hope this helps and you guys figure out whats wrong.
Here a few simple home remedies which can be tried at home to control hair fall.





1.Rinse your hair with a mix of apple cider vinegar and sage tea this helps hair grow..





2. A medicine rich in sulfur is also recommended as sulfur plays an important part in the structure of the hair.





3. Massage with olive oil before going to bed at night and next morning, wash off the hair gently..





4. To treat hair loss apply a little lemon juice with some black tea.Massage well and shampoo.





5. Beat two eggs,and add two tablespoons of water to it. Rinse hair and pour the egg mixture over the hair.Massage the scalp well and leave for 10 minutes.Then wash it.