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Why does thyroid increase? Know its main reasons and easy prevention measures
Samira Vishwas | December 1, 2025 7:24 AM CST

Thyroid is a hormonal problem caused by an unbalanced amount of hormones produced by the thyroid gland. This gland is located in the front part of the throat and controls the body’s metabolism, energy level, weight and heart rate. There are two main types of thyroid:

Hypothyroidism: Thyroid hormone deficiency
Hyperthyroidism: Excess of thyroid hormone

Today we will know why thyroid increases, what are its main reasons and how it can be controlled through prevention and treatment.

Main reasons for increase in thyroid

  1. Iodine deficiency or excess

Iodine is necessary to make thyroid hormones.
Both deficiency or excessive intake can affect the thyroid.
Seafood, eggs and milk contain adequate amounts of iodine.

  1. Autoimmune Disorder

When the body’s immune system mistakenly damages the thyroid gland.
Examples: Hashimoto’s Thyroiditis (Hypothyroidism) and Graves’ Disease (Hyperthyroidism).

  1. Irregular eating habits and nutritional deficiency

Excess junk food, processed food and lack of fiber
Not getting enough protein and minerals

  1. stress and mental pressure

Prolonged stress, lack of sleep, and excessive anxiety can imbalance thyroid hormones.

  1. genetic factor

Thyroid problem running in the family
more common in women than men

Common symptoms of thyroid

sudden weight gain or loss
fatigue and weakness
hair fall or skin dryness
intolerant to cold or heat
mood swings and depression
swelling or lump in the throat

Thyroid prevention and easy solutions

  1. nofollow a balanced diet

Iodine rich foods: sea fish, eggs, milk
Selenium: Walnuts, peanuts, beans
Zinc: Pumpkin seeds, pulses
Food rich in fiber and protein

  1. reduce stress

Do yoga, meditation and pranayam daily
Get enough sleep (7–8 hours)

  1. regular exercise

walking, cycling, swimming
Necessary for metabolism and hormonal balance

  1. regular checkup

Thyroid hormone (TSH, T3, T4) testing
Medicine or supplement as per doctor’s advice

  1. Avoid processed foods and excessive sugar

These hormones can disturb the balance and lead to weight gain.

Thyroid problem is increasing, but it can be controlled with correct information, balanced diet, regular exercise and mental balance. If you recognize the symptoms on time and get a checkup done by a doctor, the effects of both hypo and hyperthyroidism can be reduced.

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