The first and most obvious sign of obesity is an increased percentage of body fat. Symptoms that appear with the development of obesity include:

Increased fat accumulation around the waist
Sleep apnea, snoring, and difficulty sleeping
Excessive and constant sweating
Shortness of breath
Difficulty with physical activity
Persistent fatigue and tiredness
Skin problems such as rashes, acne, and infections
Joint and back pain
Leg pain due to excess weight
Psychological problems such as depression and social isolation
Intolerance to heat