Excessive body heat all day, worse when asleep, not cold. internal body temp fine. radiate so much that can't stand clothes. possible thyroid issue?

Hyperthyroidism: Possibly hyperthyroidism if your also eating a lot, having tremors, muscle weakness, palpitations. Get your doctor to check free t4, t3, (liothyronine) and tsh.

Possible.: This is one of the potential symptoms of hyperthyroid. By the time this symptom shows up people generally have a tremor, great energy, a high resting heart rate and insomnia, but not always.