Common causes of Weight gain

Causes of Weight gain that are very common

The following causes of Weight gain are diseases or medical conditions that affect more than 10 million people in the USA:

• Depression - weight gain
• Depressive disorders - weight gain
• Diabetes - Weight gain
• Diabetes mellitus - Excessive weight gain
• Dysthymia - weight gain
• Metabolic Syndrome - Obesity
• Obesity - Increased weight
• Overweight - Increased weight
• Premenstrual syndrome - weight gain
• Thyroid disorders - weight gain
• Type 2 diabetes - Weight gain

Causes of Weight gain that are common

The following causes of Weight gain are diseases or conditions that affect more than 1 million people in the USA:

• Autoimmune thyroid diseases - weight gain
• Binge eating disorder - obesity
• Bipolar disorder - weight gain
• Cancer - Unexplained weight gain
• Congestive heart failure - weight gain
• Eating disorders - Obesity
• Edema - see also causes of edema (generalized swelling or fluid retention)
• Hashimoto's Thyroiditis - weight gain
• Heart failure - abnormal weight gain
• Oedema
• PCOS
• Polycystic ovarian syndrome
• Polycystic ovary syndrome - obesity
• Pregnancy
• Renal failure
• Water retention - Your body may be retaining fluid rather than true weight gain.

Causes of Weight gain that are uncommon

The following causes of Weight gain are diseases or conditions that affect more than 200,000 people, but less than 1 million people in the USA:

• Brain injury
• Cirrhosis of the liver
• Crohn's disease - Weight gain
• Klinefelter syndrome - rounded body type

Causes of Weight gain that are rare

The offical US government definition of a "rare" disease is one that affects 200,000 people or less. The following causes of Weight gain appear in the population at a rate of less than 200,000 people per year in the USA:

• Williams Syndrome - obesity

Causes of Weight gain that are very rare

The following causes of Weight gain appear in the population at a rate of substantially less than 200,000 people per year in the USA:

• Acromegaly - Excessive weight gain
• Autoimmune Lymphoproliferative Syndrome - Weight gain
• Brain tumor
• Cushing's syndrome - obesity
• Hypercortisolism - Excessive weight gain
• Meningitis
• Ovarian Cancer - weight change
• Sarcoidosis
• Spina bifida
• Syphilis

Causes of Weight gain without any prevalence information

The following causes of Weight gain are ones for which we do not have any prevalence information.

• Abdominal obesity metabolic syndrome - abdominal obesity
• Achard-Thiers Syndrome - obesity
• Acrocephalopolysyndactyly, type 2 (ACPS 2) - obesity
• Acromegaly - Excessive weight gain
• Adrenal adenoma, familial - excessive body fat in torso
• Adrenal Cancer - obesity
• Adrenal Cortex Diseases - upper body obesity
• Adrenal Cortex Neoplasms - excessive body fat in torso
• Adrenal gland hyperfunction - excessive body fat in torso
• Adrenal incidentaloma - excessive body fat in torso
• Adrenocortical carcinoma - excessive body fat in torso
• Aging - getting older often involves a gradual weight gain from changes in activity and metabolism.
• Albright like syndrome - obesity
• Albright's hereditary osteodystrophy - obesity
• Alcohol-induced pseudo-Cushing syndrome - weight gain
• Alstrom
• Ampola syndrome - obesity
• Androgenic steroids
• Aniridia - ptosis - mental retardation - obesity, familial - obesity
• Aniridia ptosis mental retardation obesity familial type - obesity
• Anophthalmia - short stature - obesity - obesity
• Anxiety-triggered eating
• Appetite changes
• Aromatase deficiency - obesity
• Astrocytoma - changes in weight
• Athletes
• Atkin-Flatiz syndrome - obesity
• Austrian syndrome - weight changes
• Ayazi syndrome - obesity
• Babinski-Froelich Syndrome - obesity
• Bardet-Biedl Syndrome - obesity
• Bardet-Biedl syndrome, type 1 - obesity
• Bardet-Biedl syndrome, type 10 - obesity
• Bardet-Biedl syndrome, type 11 - obesity
• Bardet-Biedl syndrome, type 12 - obesity
• Bardet-Biedl syndrome, type 2 - obesity
• Bardet-Biedl syndrome, type 3 - obesity
• Bardet-Biedl syndrome, type 4 - obesity
• Bardet-Biedl syndrome, type 5 - obesity
• Bardet-Biedl syndrome, type 6 - obesity
• Bardet-Biedl syndrome, type 7 - obesity
• Bardet-Biedl syndrome, type 8 - obesity
• Bardet-Biedl syndrome, type 9 - obesity
• Bearn-Kunkel syndrome - obesity
• Beckwith-Wiedemann syndrome
• Beginning diabetes treatment - because a lot of sugar (calories) was previously lost in urine.
• Biemond syndrome type 2 - obesity
• Bobble-head doll syndrome - obesity
• Borjeson Syndrome - adult obesity
• Brain trauma
• Brain tumor
• Breathing-related sleep disorder - obesity
• Budd-Chiari syndrome - increased weight
• Carciac failure
• Cardiac failure, right sided
• Cardiomyopathy - hypogonadism - metabolic anomalies - obesity
• Carpenter syndrome - obesity
• Carpenter's syndrome
• Certain drugs
• Certain hormonal conditions
• Chondrodysplasia, Grebe type - obesity
• Choroideremia - obesity
• Chromophobe adenoma
• Chromosome 1, uniparental disomy 1q12 q21 - Overweight
• Chromosome 11p, partial deletion - obesity
• Chromosome 12p tetrasomy syndrome - obesity
• Chromosome 1p deletion syndrome - overweight
• Chromosome 21q deletion syndrome - obesity
• Chromosome 3, trisomy 3q13 2 q25 - obesity
• Chromosome 4, trisomy 4p - obesity
• Chromosome 5, trisomy 5q - Obesity
• Chromosome 5q duplication syndrome - obesity
• Chromosome 9, partial trisomy 9p - obesity
• Cirrhosis of the liver
• Clark-Baraitser syndrome - obesity
• Clozapine
• Cohen Syndrome - obesity
• Cohen's syndrome
• Comfort eating
• Compulsive eating
• Congestive heart failure - weight gain
• Cortisone reductase deficiency - abdominal obesity
• Craniophargioma
• Craniopharyngioma
• Cretinism
• Cushing syndrome, familial - upper body obesity
• Cushing's disease
• Cushing's syndrome - obesity
• Cyproterone
• Del (1) (pter-p36.3) mosaicism - obesity
• Del(1) (pter-p35) - obesity
• Deletion 6q16 q21 - obesity
• Depression - weight gain
• Depression-related eating
• Dercum's disease
• Diabetes - Weight gain
• Diabetes mellitus - Excessive weight gain
• Diabetes mellitus type 2
• DIDMOAD
• Dilated cardiomyopathy - abnormal weight gain
• Disordered Eating - weight gain
• Down's syndrome
• Duplication 5q - Obesity
• Duplication 9p partial - obesity
• Eating disorders - Obesity
• Eating more
• Eclampsia - weight gain
• Edema - see also causes of edema (generalized swelling or fluid retention)
• Elephantiasis
• Emerinopathy - obesity
• Emotional conditions
• Empty sella syndrome - acquired - obesity
• Empty sella syndrome - primary - obesity
• Encephalitis
• Ethanol
• Ethinylestradiol
• Excessive hunger - see causes of hunger
• Excessive IV fluid
• Excessive snacking
• Extranodal Marginal Zone B-cell Lymphoma of Mucosa-Associated Lymphoid Tissue - weight gain
• Familial hypopituitarism - increased weight
• Familial hypothyroidism - increased weight
• Familial obesity
• Focal segmental glomerulosclerosis - weight gain
• Food addiction - weight increase
• Fowler-Christmas-Chapple syndrome - weight gain
• Froelich's syndrome - obesity
• Frolich's syndrome - obesity
• Fructose-1,6-bisphosphatase deficiency, hereditary - obesity
• Frölich's syndrome - obesity
• Functioning pancreatic endocrine tumor - excessive body fat in torso
• Gastro-enteropancreatic neuroendocrine tumor - weight gain
• Gelatinous ascites - increased weight
• Genetic tendency to obesity
• Gluten allergy - unexplained weight gain
• Gorgagni-Stewart-Moral syndrome
• Grahmann's syndrome - obesity
• Growth hormone
• Growth hormone failure
• Growth Hormone Receptor Deficiency - obesity
• HAIR-AN Syndrome - obesity
• Haloperidol
• Hashimoto's Thyroiditis - weight gain
• Heart failure - abnormal weight gain
• Hepatic veno-occlusive disease - immunodeficiency - increased weight
• Hereditary hypothyroidism - Weight gain
• High-carbohydrate diet
• High-fat diet
• Histiocytosis X
• Hydrocephalus obesity hypogonadism - obesity
• Hyperadrenalism - excessive body fat in torso
• Hyperandrogenism - obesity
• Hyperinsulinism - Excessive weight gain
• Hyperostosis frontalis interna - obesity
• Hyperpituitarism - Obese
• Hyperprolactinemia
• Hypertension of pregnancy - sudden weight increase
• Hypertrichosis brachydactyly obesity and mental retardation - obesity
• Hypoglycemia
• Hypogonadism - Excessive weight gain
• Hypogonadism - mitral valve prolapse - mental retardation - obesity
• Hypogonadotrophic hypogonadism
• Hypogonadotropic hypogonadism - syndactyly - obesity
• Hypopituitarism - weight increase
• Hypoptoreinaemic states
• Hypothalamic dysfunction - increased weight
• Hypothalamic trauma
• Hypothalamic tumor
• Hypothalamus disorder
• Hypothyroid goitre - Weight gain
• Hypothyroidism - Excessive weight gain
• Idiopathic edema - increased weight
• Immobility
• Insulin
• Insulinoma
• Intracranial space-occupying lesion
• Kidney failure
• Klinefelter syndrome, variants - overweight
• Laron dwarf
• Laron Dwarfism - obesity
• Laron Pituitary Dwarfism - obesity
• Laron Syndrome - obesity
• Laron syndrome type 1 - obesity
• Laron syndrome type 2 - obesity
• Laron Type Pituitary Dwarfism 1 - obesity
• Laron-type dwarfism - obesity
• Laron-type Dwarfism Phenotypic Syndrome - obesity
• Laurence-Moon-Biedl syndrome
• Leschke-Ullmann syndrome - obesity
• Lifestyle changes leading to increased eating or reduced activity
• Lipoprotein disorder - overweight
• Liver failure
• Lowe oculocerebrorenal syndrome - chubby during younger years
• Lupus nephritis - weight gain
• Lymphatic obstruction
• Lymphomatous thyroiditis - weight gain
• Masculinisation - weight gain
• Mauriac syndrome - obesity
• McCune-Albright Syndrome - weight gain
• McKusick type metaphyseal chondrodysplasia - adult obesity
• Medication related hypothyroidism - Weight gain
• Meningitis
• Menopause - Weight gain
• Mental retardation
• Mental retardation - blepharophimosis - obesity - web neck - obesity
• Mental retardation - epilepsy - bulbous nose - obesity
• Mental retardation - epileptic seizures - hypogonadism - hypogenitalism -microcephaly - obesity - obesity
• Mental retardation - gynecomastia - obesity, X-linked - obesity
• Mental retardation - nasal hypoplasia - obesity - genital hypoplasia - obesity
• Mental retardation unusual facies ampola type - obesity
• Mental retardation X-linked short stature obesity - obesity
• Mental retardation X-linked syndromic 7 - obesity
• Mental retardation, epileptic seizures, hypogonadism and hypogenitalism, microcephaly, and obesity - obesity
• Mental retardation, X linked - precocious puberty - obesity - obesity
• Mental retardation, X-linked - gynecomastia - obesity - obesity
• Mental retardation, X-linked - hypogonadism - ichthyosis - obesity - short stature - obesity
• Mental retardation, X-linked, 36 - obesity
• Mental retardation, X-linked, 91 - childhood obesity
• Mental retardation, X-linked, syndromic 11 - obesity
• Mental retardation, X-linked, syndromic type 11 - obesity
• Metabolic Syndrome - Obesity
• Metaphyseal dysostosis mental retardation conductive deafness - obesity
• Mianserin
• Milroy's syndrme
• MOMO syndrome - obesity
• Morel syndrome
• Morgagni syndrome
• Multiple lipomatosis
• Myxedema - weight gain
• Nelson's syndrome
• Nephrosis
• Nephrotic syndrome - Excessive weight gain
• Nesidioblastoma
• Nguyen syndrome - obesity
• Normal growing adolescent
• Normal growing child
• Normal growing infant
• Obesity - Increased weight
• Obesity - colitis - hypothyroidism - cardiac hypertrophy - developmental delay - obesity
• Obesity due to congenital leptin deficiency - obesity
• Obesity, hypothyroidism, craniosynostosis, cardial hypertrophy, colitis and intellectual deficiency - obesity
• Oedema
• OHSS - weight increase
• Olanzapine
• Optic pathway glioma - increased weight
• Orchidectomy
• Ovarian Cancer - weight change
• Ovarian carcinosarcoma - weight changes
• Ovarian cyst
• Overeating
• Overgrowth syndrome, type Fryer - increased weight
• Overweight - Increased weight
• Pancreatic islet cell tumor - Excessive weight gain
• Panhypopituitarism - increased weight
• Partial lipodystrophy
• Periodid oedema
• Physical addiction - weight changes
• Physical disabiity
• Physical inactivity - obesity
• Pituitary cancer, childhood - excessive body fat in torso
• Pituitary tumors, adult - excessive body fat in torso
• Pituitary tumour (growth hormone secreting)
• Pizotifen
• Polycystic ovarian disease, familial - obesity
• Polycystic ovaries urethral sphincter dysfunction - weight gain
• Polyneuropathy - mental retardation - acromicria - premature menopause - obesity
• Postmenopausal
• Prader-Willi syndrome - Obesity
• Precoccious puberty
• Prednisolone
• Preeclampsia - Excessive weight gain
• Pregnancy
• Pregnancy toxemia /hypertension - sudden weight increase
• Premenstrual bloating
• Premenstrual dysphoric disorder - weight increase
• Premenstrual syndrome - weight gain
• Primary hypothyroidism - Weight gain
• Prolidase deficiency - childhood obesity
• Pseudo-pseudohypoparathyroidism
• Pseudohypoparathyroidism
• Psychological addiction - weight changes
• Quitting smoking - or other type of tobacco withdrawal
• Reaction to prior dieting
• Reactive hyperphagia
• Recent childbirth - retaining weight after giving birth is common.
• Reduced exercise level
• Reduced exercise or activity level
• Renal failure
• Renal failure, acute
• Renal tubulopathy - diabetes mellitus - cerebellar ataxia - obesity
• Retinohepatoendocrinologic syndrome - obesity
• Riedel syndrome - weight gain
• Schinzel Syndrome - obesity
• Schroeder syndrome 1 - obesity
• Secondary hypothyroidism - Weight gain
• Sedentary lifestyle
• See also causes of obesity and causes of excessive hunger
• Sengers-Hamel-Otten syndrome - obesity
• Sheehan's syndrome - Excessive weight gain
• Simpson-Golabi-Behmel syndrome, type 1 (SGBS1) - obesity
• Simpson-Golabi-Behmel syndrome, type 2 - obesity
• Sleep Apnea Syndromes - overweight
• Slowing of metabolism with aging
• Smoking cessation
• Sohval-Soffer syndrome - obesity
• Some brain tumors
• Spina bifida
• Steroid medications
• Stress eating
• Sub clinical hypothyroidism - Weight gain
• Subaortic stenosis - short stature syndrome - obesity
• Summitt syndrome - obesity
• Tertiary hypothyroidism - Weight gain
• Testosterone
• Third ventricle tumor
• Thyroid hormone plasma membrane transport defect - weight problems
• Trifluperidol
• Trophoblastic Cancer - Weight gain
• Type 2 diabetes - Weight gain
• Urban rogers meyer syndrome - obesity
• Vasquez Hurst Sotos syndrome - obesity
• WAGR Syndrome - obesity
• Weight cycling - Obesity
• Weightlifters
• Wilms tumor - aniridia - genitourinary anomalies - mental retardation - obesity
• Wilson-Turner X-linked mental retardation - Obesity
• X-linked mental retardation craniofacial abnormal microcepahly club - Obesity
• Young Hughes syndrome - Obesity

All Causes of Weight gain

The full list of all possible causes for Weight gain described in various sources is as follows:

• Abdominal obesity metabolic syndrome - abdominal obesity
• Achard-Thiers Syndrome - obesity
• Acrocephalopolysyndactyly, type 2 (ACPS 2) - obesity
• Acromegaly - Excessive weight gain
• Adrenal adenoma, familial - excessive body fat in torso

See full list of possible disease causes of Weight gain

Drug side effect causes of Weight gain

• Certain medications causing fluid retention or edema such as:
  • Oral contraceptive pills
  • Steroids
  • Corticosteroids
  • Androgenic steroids

Drug interaction causes of Weight gain:

• Aldactazide (Spironolactone, HCTZ) and Advil (Ibuprofen) interaction - Sudden weight gain
• Aldactazide (Spironolactone, HCTZ) and Motrin (Ibuprofen) interaction - Sudden weight gain
• Aldactazide (Spironolactone, HCTZ) and Nuprin (Ibuprofen) interaction - Sudden weight gain
• Aldactazide (Spironolactone, HCTZ) and Aleve (Naproxen) interaction - Sudden weight gain
• Aldactazide (Spironolactone, HCTZ) and Naprosyn (Naproxen) interaction - Sudden weight gain

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