If you're tired, struggling with your weight, or feeling unusually sluggish, you may wonder whether your thyroid is involved. What doesn't help is jumping into restrictive diets, "thyroid detoxes," or expensive supplements.

If you're over 50 and focused mainly on cardio, walking, or weight loss, there's one thing you shouldn't overlook: muscle.

If you wake up tired even after spending enough hours in bed, your evening routine may be part of the problem.What doesn't help is trying to fix poor sleep with one big change overnight.

If you've ever noticed bloating, constipation, diarrhea, or stomach discomfort during stressful periods, you're not imagining it.What doesn't help is treating digestive symptoms as completely separate from what's happening in your mind.

If your joints feel stiff or movement sometimes makes you uncomfortable, you may be tempted to avoid exercise altogether.What doesn't help is assuming that staying completely still is the best way to protect your body.