Why Gaining Weight Might Be Tough

Genetic predisposition

Genetics affect body types, making some naturally lean. These inherited traits play a big part in determining how someone's body looks, leading to a slender build for some without much work.


This condition results from an overactive thyroid gland, leading to an excess of thyroid hormone in the body. Thyroid hormone regulates metabolism, and individuals with hyperthyroidism often have an accelerated metabolic rate,

Type 1 diabetes

An autoimmune condition where the body attacks insulin-producing cells in the pancreas. Insulin is crucial for glucose metabolism. Unmanaged type 1 diabetes can result in high blood glucose levels and subsequent weight loss due to excess glucose excretion.

Inflammatory bowel disease (IBD)

Encompassing conditions like Crohn's disease and ulcerative colitis, IBD involves intestinal inflammation. It can restrict food choices, limit food absorption, and cause diarrhea, contributing to weight loss.

Eating disorders

Various eating disorders, such as anorexia nervosa and bulimia, can severely limit food intake, leading to extreme weight loss or difficulty gaining weight.

Medications and treatments

Certain medications and treatments, like antibiotics and chemotherapy, may induce side effects such as loss of appetite, nausea, vomiting, and diarrhea, making it challenging to maintain a healthy weight.